ZSTUOJ

题目编号	标题	来源/分类	解决	提交
1002	Booklet Printing	Mid-Centra USA 1998	366	1408
1003	Adding Reversed Numbers	Central Europe 1998	658	1517
1005	Sorting Algorithm		237	829
1012	HangOver	Mid-Centra USA 2001	882	1235
1014	The Drunk Jailer	Greater New York 2002	439	579
1015	A New Growth Industry	Mid-Atlant USA 2001	190	442
1016	Financial Management	Mid-Atlant USA 2001	1172	2350
1017	碉堡	Zhejiang University Local Contest 2001 zj01002	754	1217
1018	Humble Numbers	University of Ulm Local Contest 1996 zjo1095	213	495
1021	Digital Roots	Greater New York 2000 zjo1115	962	3026
1022	Integer Inquiry	East Central North America 1996 zjo1292	369	1556
1023	Mileage Bank	Asia 2002, Beijing (Mainland China)zjo1	146	235
1024	Wooden Sticks	Asia 2001, Taejon (South Korea) zoj1025	287	613
1025	Human Gene Functions	Asia 2001, Taejon (South Korea) zoj1027	100	155
1027	Monkey and Banana	University of Ulm Local Contest 1996 zoj1093	152	264
1028	Gnome Tetravex	Asia 2001, Shanghai (Mainland China)	46	69
1029	Matrix Chain Multiplication	University of Ulm Local Contest 1996 zoj1094	37	59
1030	Mondriaan's Dream	University of Ulm Local Contest 2000 zoj1100	69	112
1031	Multiple	Southeaste Europe 2000 zoj1136	53	161
1032	Dividing	Mid-Centra European Regional Contest 1999 zoj1149	189	515
1033	Biker's Trip Odometer	Greater New York 2003zoj181	440	744
1034	No Brainer	South Central USA 2004 zoj2201	561	674
1035	To and Fro	East Central North America 2004,zoj22	310	497
1036	Function Run Fun	Pacific Northwest 1999,zoj11	176	392
1037	Knight Moves	University of Ulm Local Contest 1996,zoj10	251	488
1038	Jugs	South Central USA Region, 1997	61	251
1040	Crashing Balloon	Zhejiang University Local Contest 2001,zoj10	42	92
1041	T-Shirt Gumbo	South Central USA 2003,aoj21	32	61
1042	Vase Collection	Northweste Europe 2003,zoj19	14	26
1043	Addition Chains	University of Ulm Local Contest 1997,zoj19	36	61
1044	Genetic Code	University of Ulm Local Contest 2003,zoj19	28	63
1045	Finding Rectangles	Mid-Centra USA 1998,zoj11	16	39
1046	Increasing Sequences	East Central North America 2002,zoj14	13	44
1047	Dungeon Master	University of Ulm Local Contest 1997,zoj19	140	292
1048	Hike on a Graph	University of Ulm Local Contest 2000,zoj11	23	53
1049	Alice and Bob	the 2nd Annual Guangdong Collegiate Programmin Contest	56	321
1050	Get Ready?	the 2nd Annual Guangdong Collegiate Programmin Contest	280	560
1051	Jaunt around the Zhuhai Campus	the 2nd Annual Guangdong Collegiate Programmin Contest	147	279
1052	Encryption	the 2nd Annual Guangdong Collegiate Programmin Contest	43	112
1053	Helpful papers	the 2nd Annual Guangdong Collegiate Programmin Contest	2	21
1054	Rabbit	8th Zhongshan University pre-Contes	34	168
1055	Campus	8th Zhongshan University pre-Contes	20	82
1056	Mapping the Route	North Central Regionals 1997	2	4
1057	Is It A Tree?	1997-98 North Central Regionals	166	413
1058	Doing Windows	1997-98 North Central Regionals	2	6
1059	Numerically Speaking	1997-98 North Central Regionals	64	99
1060	DNA matching	8th Zhongshan University per-contes	44	143
1061	Stockbroker Grapevine	Southern African Regional 2001	117	193
1062	Frame Stacking	Southern African Regional 2001	7	38
1063	Channel Allocation	Southern African Regional 2001	30	55
1064	Alien Security	Southern African Regional 2001	17	41
1065	Octal Fractions	Southern African Regional 2001	124	186
1066	Cracking the Code	Southern African Regional 2001	0	2
1067	Optimal Programs	Southweste European Regional Contest 1998	0	2
1068	The die is cast	Southweste European Regional Contest 1998	18	48
1069	It's not a Bug, it's a Feature!	Southweste European Regional Contest 1998	2	5
1070	Reflections	Southweste European Regional Contest 1998	8	13
1071	Going in circles on Alpha Centauri	Southweste European Regional Contest 1998	0	3
1072	Blowing Fuses	Southweste European Regional Contest 1998	408	1500
1073	Fast Food	Southweste European Regional Contest 1998	30	74
1074	Sorting Slides	Southweste European Regional Contest 1998	18	41
1075	Single-Player Games	Southweste European Regional Contest 1998	3	9
1076	Sudoku	Southeaste European Regional Programmin Contest 2006	8	15
1077	Subsequence	Southeaste European Regional Programmin Contest 2006	37	116
1078	Celebrity jeopardy	Southeaste European Regional Programmin Contest 2006	146	177
1079	Sherlock Holmes	Southeaste European Regional Programmin Contest 2006	7	17
1080	Payment System	Southeaste European Regional Programmin Contest 2006	0	1
1081	Stargates	Southeaste European Regional Programmin Contest 2006	12	15
1082	Maximum	Southeaste European Regional Programmin Contest 2006	3	5
1083	Japan	Southeaste European Regional Programmin Contest 2006	66	167
1084	“Shortest” pair of paths	Southeaste European Regional Programmin Contest 2006	10	19
1085	Delta Encoding and Decoding	Southeaste European Regional Programmin Contest 2003	2	11
1086	Hidden Password	Southeaste European Regional Programmin Contest 2006	21	33
1087	Crazy tea party	Southeaste European Regional Programmin Contest 2003	86	121
1088	Supermarket	Southeaste European Regional Programmin Contest 2003	80	155
1089	Lord of the Ring	Southeaste European Regional Programmin Contest 2003	1	3
1090	Common Subsequence	Southeaste European Regional Programmin Contest 2003	530	1346
1091	Power Network	Southeaste European Regional Programmin Contest 2003	42	56
1092	Firefighters	Southeaste European Regional Programmin Contest 2003	13	74
1093	Binary Polynomials	Southeaste European Regional Programmin Contest 2003	0	1
1094	Period	Southeaste European Regional Programmin Contest 2004	43	63
1095	Corporative Network	Southeaste European Regional Programmin Contest 2004	30	103
1096	Cave Exploration	Southeaste European Regional Programmin Contest 2004	2	4
1097	City Game	Southeaste European Regional Programmin Contest 2004	57	187
1098	Cube Root	Southeaste European Regional Programmin Contest 2004	8	35
1099	Cable TV Network	Southeaste European Regional Programmin Contest 2004	41	59
1100	Alibaba	Southeaste European Regional Programmin Contest 2004	5	27
1101	Booklets	Southeaste European Regional Programmin Contest 2004	1	2
1102	Count on Canton	Southeaste European Regional Programmin Contest 2004	139	224
1103	Linear world	Southeaste European Regional Programmin Contest 2005	0	12
1104	Songs	Southeaste European Regional Programmin Contest 2005	1	3
1105	Tour	Southeaste European Regional Programmin Contest 2005	10	15
1106	Mothy	Southeaste European Regional Programmin Contest 2005	0	2
1107	Adventurous Driving	Southeaste European Regional Programmin Contest 2005	0	1
1108	Computer Transformation	Southeaste European Regional Programmin Contest 2005	26	55
1109	Anagrammatic Distance	Southeaste European Regional Programmin Contest 2005	15	22
1110	Tomato Automata	Southeaste European Regional Programmin Contest 2005	0	1
1111	Cash Machine	Southeaste European Regional Programmin Contest 2002	105	206
1112	Beer Land	Southeaste European Regional Programmin Contest 2002	2	4
1113	BOAT	Southeaste European Regional Programmin Contest 2002	1	2
1114	Art Gallery	Southeaste European Regional Programmin Contest 2002	26	41
1115	Game	Southeaste European Regional Programmin Contest 2002	1	4
1116	MANAGER	Southeaste European Regional Programmin Contest 2002	1	30
1117	Networking	Southeaste European Regional Programmin Contest 2002	51	78
1118	Sly Number	Southeaste European Regional Programmin Contest 2002	1	4
1119	Rails	Central European Regional Contest 1997	74	135
1120	king	Central European Regional Contest 1997	31	55
1121	Prime Land	Central European Regional Contest 1997	40	156
1122	Word	Central European Regional Contest 1997	12	29
1123	Time	Central Europe 1997	1	4
1126	Gossiping	Central Europe 1997	12	33
1127	Tin Cutter		2	3
1132	Intervals	Central Europe 1996	6	8
1135	Cipher	Central Europe 1995	41	169
1139	Pipe	Central Europe 1995	20	32
1140	Sticks	Central Europe 1995	17	282
1141	Transportation	Central Europe 1995	44	98
1142	John's trip	Central Europe 1995	10	13
1143	Box of Bricks	Southweste European Regional Contest 1997	601	1297
1144	Carbon Dating	Southweste Europe 1997, Practice	77	176
1145	Instant Complexity	Southweste European Regional Contest 1997	15	27
1146	Definite Values	Southweste Europe 1997, Practice	75	169
1147	Geometry Made Simple	Southweste Europe 1997, Practice	168	411
1148	IBM Minus One	Southweste Europe 1997, Practice	161	287
1149	Island of Logic	Southweste European Regional Contest 1997	0	1
1150	MBone	Southweste European Regional Contest 1997	0	9
1151	Always On the Run	Southweste European Regional Contest 1997	42	77
1152	Pushing Boxes	Southweste European Regional Contest 1997	2	13
1153	There's Treasure Everywhere!	Southweste European Regional Contest 1997	23	84
1154	Triangles	Southweste European Regional Contest 1997	18	32
1155	URLs	Southweste Europe 1997, Practice	98	311
1156	Video Surveillance	Southweste European Regional Contest 1997	14	16
1157	Floppies	Southweste Europe 1996, Practice	0	8
1158	Golf	Southweste Europe 1996, Practice	119	219
1159	Reverse Text	Southweste Europe 1996, Practice	191	273
1160	Border	Southweste European Regional Contest 1996	18	42
1161	Domino Effect	Southweste European Regional Contest 1996	10	41
1162	Hexagon	Southweste European Regional Contest 1996	1	2
1163	Jury Compromise	Southweste European Regional Contest 1996	9	63
1164	Pendulum	Southweste European Regional Contest 1996	0	1
1165	Ships	Southweste European Regional Contest 1996	0	1
1167	The New Villa	Southweste European Regional Contest 1996	0	1
1168	Truck History	CTU Open 2003	39	71
1169	Transmitters	Mid-Centra USA 2001	7	18
1170	Traffic Jam	Southeast USA 1999	1	2
1176	Interesting Maze Game	CTU Open 2002	0	0
1177	The Game of Master-Mind	Central Europe 2000	0	0
1179	Simple Arithmetics	Central Europe 2000	46	283
1180	I-Keyboard	Central Europe 2000	2	3
1181	Hotline	Central Europe 2000	0	0
1182	Factorial	Central Europe 2000	40	51
1183	Direct Visibility	Central Europe 2000	0	1
1184	Complicated Expressions	Central Europe 2000	27	42
1186	The Die Is Cast	CTU Open 2002	0	14
1187	Substitution Cipher	Central Europe 1998	0	1
1189	Invitation Cards	Central Europe 1998	174	324
1191	Copying Books	Central Europe 1998	24	88
1192	Commedia dell' arte	Central Europe 1998	3	5
1193	Paper Cutting	CTU Open 2003	0	1
1195	Charlie's Change	CTU Open 2003	42	124
1196	Building a New Depot	CTU Open 2003	10	16
1197	Bridge Hands	CTU Open 2003	20	43
1199	Stock Market Ratio	CTU FEE Local 2003	1	4
1205	Piggy-Bank	Central Europe 1999	87	148
1206	Lifting the Stone	Central Europe 1999	19	41
1207	Labyrinth	Central Europe 1999	5	9
1208	Equipment Box	Central Europe 1999	15	85
1209	Oh, Those Achin' Feet	Mid-Atlant 2001	0	0
1210	Numbers That Count	East Central North America 1998	5	17
1212	Live on No Evil	CTU FEE Local 2003	0	0
1213	Japan Plotter Driver	CTU Open 2004	0	0
1214	Inglish-Number Translator	CTU Open 2004,UVA 486	30	74
1215	Herbalists	CTU Open 2004	0	0
1216	God of the Vile Baskers	CTU Open 2004	0	0
1217	Firepersons	CTU Open 2004	44	66
1218	Electricity	CTU Open 2004	0	0
1219	Death to Binary?	CTU Open 2004	3	5
1222	IVXLCDM	CTU Open 2005	0	0
1224	Help Me with the Game	CTU Open 2005	15	19
1226	Formatting Text	Mid-Centra European Regional Contest 1999	0	4
1227	Failing Roads	CTU Open 2005	0	0
1228	Emag eht htiw Em Pleh	CTU Open 2005	9	10
1229	Divisors	CTU Open 2005	59	197
1231	All Friends	CTU Open 2005	4	12
1232	How I Wonder What You Are!	Japan 2006	20	26
1233	How I Mathematician Wonder What You Are!	Japan 2006	16	21
1234	Cubic Eight-Puzzle	Japan 2006	1	2
1235	Sum of Different Primes	Japan 2006	22	33
1236	Manhattan Wiring	Japan 2006	1	2
1238	Polygons on the Grid	Japan 2006	1	2
1240	Enjoyable Commutation	Japan 2006	0	2
1242	If I try,I can!	yehr	985	1661
1243	How many students take the elective course?	yehr	313	511
1244	A+B for Input-Output Practice(II)	yehr	2609	5013
1245	A+B for Input-Output Practice (III)		2719	5212
1247	Sum Problem(II)		2459	4008
1248	Daffodil number	Zhejiang Provincial Programmin Contest 2006, Preliminar	1457	2762
1249	Daffodil number(II)	yhr	648	1604
1250	Self Numbers	Mid-Centra USA 1998	274	452
1251	Who is the bride?	yhr	389	520
1252	Climb the Taishan Mountain	yehr	2071	2845
1253	Climb the Taishan Mountain(II)	yehr	2067	3027
1254	Lease Common Multiple	yhr	1534	2276
1256	Clay Bully	Mid-Centra USA 2003	392	795
1258	I Think I Need a Houseboat	Mid-Atlant 2001	459	1055
1259	Word Reversal	East Central North America 1999, Practice	397	856
1260	Skew Binary	Mid-Centra USA 1997	213	282
1261	Parencodings	Asia 2001, Tehran (Iran)	216	557
1263	Super Girls	yehr	1772	4235
1265	Biorhythms	East Central North America 1999; Pacific Northwest 1999	1200	2786
1266	Magnificent Meatballs	Mid-Centra USA 2002	717	1013
1267	Let the Balloon Rise	Zhejiang Provincial Programmin Contest 2004	3537	7927
1268	Number Sequence	Zhejiang Provincial Programmin Contest 2004	2854	11755
1269	Fibonacci Again	ZOJ Monthly, December 2003	1263	2998
1270	FatMouse' Trade	Zhejiang Provincial Programmin Contest 2004	1932	3111
1277	Goto No. 3 Building	yehr	2	7
1279	A+B for Input-Output Practice(IX)		1501	2398
1281	Super Jumping! Jumping! Jumping!	lcy	579	1620
1282	Substrings	Asia 2002, Tehran (Iran), Preliminar	1160	2313
1283	Anti-Blot System	IPSC 2007	57	145
1284	Bus Story	IPSC 2007.5.11	1	4
1285	Calling Me Calling You	IPSC 2007.5.11	0	0
1286	Delicious Cake	IPSC 2007.5.11	0	4
1287	Here-There	IPSC 2007.5.11	0	5
1288	Internet is Faulty	IPSC 2007.5.11	1	1
1289	jPix	IPSC 2007.5.11	0	1
1290	Little Peter's Tower	IPSC 2007.5.11	0	1
1291	Caterpillar	East Central North America 2006	1	3
1292	Hie with the Pie	East Central North America 2006	8	8
1293	Mahershalalhashbaz, Nebuchadnezzar, and Billy Bob Benjamin Go to the Regionals	East Central North America 2006	1	1
1294	The Mastermind Master's Mind	East Central North America 2006	0	0
1295	Plaque Pack	East Central North America 2006	0	0
1296	Roofing It	East Central North America 2006	0	0
1297	Snakes on a Plane	East Central North America 2006	0	0
1298	Stake Your Claim	East Central North America 2006	0	0
1299	ICPC Score Totalizer Software	Japan 2007 Domestic	180	267
1300	Analyzing Login/Logout Records	Japan 2007 Domestic	19	36
1301	Cut the Cake	Japan 2007 Domestic	14	50
1302	Cliff Climbing	Japan 2007 Domestic	2	2
1303	Dr. Podboq or: How We Became Asymmetric	Japan 2007 Domestic	0	0
1304	Annoying painting tool	University of Ulm Local Contest 2007.7.6	144	236
1305	Black and white painting	University of Ulm Local Contest 2007.7.6	101	132
1306	Cylinder	University of Ulm Local Contest 2007.7.6	60	172
1307	Deli Deli	University of Ulm Local Contest 2007.7.6	162	274
1308	Expressions	University of Ulm Local Contest 2007.7.6	71	118
1309	Frequent values	University of Ulm Local Contest 2007.7.6	53	148
1310	Grocery store	University of Ulm Local Contest 2007.7.6	1	11
1311	Halloween treats	University of Ulm Local Contest 2007.7.6	26	39
1313	Minimum Transport Cost	Asia 1996, Shanghai (Mainland China)	20	67
1314	Pizza delivery	Svenskt Mäste i Programmer 2004	3	8
1315	Ball bearings	Svenskt Mäste i Programmer 2004	40	58
1316	S-Nim	Svenskt Mäste i Programmer 2004	29	46
1317	Sylvester construction	Svenskt Mäste i Programmer 2004	3	3
1318	ASCII Art	Northeaste Europe 2006	0	1
1319	Billing Tables	Northeaste Europe 2006	0	0
1324	Kickdown	Northeaste Europe 2006	1	1
1325	Unreliable Message	Japan 2003,Aizu	74	132
1326	Calendar Game	Asia 2001, Taejon (South Korea)	16	24
1327	Modular multiplication of polynomials	Asia 2001, Taejon (South Korea)	12	47
1328	Flip and Shift	Asia 2001, Taejon (South Korea)	86	151
1329	Moving Tables	Asia 2001, Taejon (South Korea)	2092	4470
1330	Farmland	Asia 2001, Taejon (South Korea)	0	1
1331	Square Destroyer	Asia 2001, Taejon (South Korea)	10	11
1332	The Bermuda Triagle	Asia 2001, Tehran (Iran)	0	0
1333	Deformed Wheel	Asia 2001, Tehran (Iran)	0	0
1334	Illusive Chase	Asia 2001, Tehran (Iran)	0	0
1335	Puzzle Out	Asia 2001, Tehran (Iran)	0	0
1336	The Willy Memorial Program	Asia 2001, Tehran (Iran)	0	0
1337	Parallel Expectations	Asia 2001, Tehran (Iran)	0	2
1338	University Entrace Examination	Asia 2001, Tehran (Iran)	0	0
1339	Knights of the Round Table	Central Europe 2005	51	93
1341	Wild West	Central Europe 2005	12	23
1342	Find the Clones	Central Europe 2005	7	8
1346	N-Credible Mazes	Greater New York 2000	0	4
1349	Widget Factory	Central Europe 2005	11	14
1350	Martian Mining	Central Europe 2005	2	2
1351	The mysterious X network	Southweste Europe 2005	2	2
1352	Bin Packing	Southweste Europe 2005	8	12
1353	On Storing Clothes	Southweste Europe 2005	1	1
1354	Buy or Build	Southweste Europe 2005	5	7
1355	4 Values whose Sum is 0	Southweste Europe 2005	11	31
1356	Keep the Customer Satisfied	Southweste Europe 2005	2	2
1357	UFO Cubes in Roswell	Southweste Europe 2005	0	2
1363	Sorting Problem	yehr	356	1138
1367	Ticket to Ride	Northweste Europe 2006	1	2
1369	Printer Queue	Northweste Europe 2006	10	14
1370	Prime Path	Northweste Europe 2006	26	37
1372	Egyptian fractions	yehr	0	1
1376	Painting A Board	Tehran 1999	22	43
1377	Crossed Matchings	Tehran 1999	69	91
1378	Counting Rectangles	Tehran 1999	25	48
1380	Magazine Delivery	Tehran 1999	12	24
1382	The Erythea Campaign	Tehran 1999	0	0
1385	Dynamic Declaration Language (DDL)	Tehran 2000	0	0
1386	Color Tunnels--Special Judged	Tehran 2000	0	0
1387	Lazy Math Instructor	Tehran 2000	4	16
1389	Cashier Employment	Tehran 2000	32	58
1390	Dolphin Pool	Tehran 2000	0	0
1393	Afshung Pizza Delivery	Tehran 2002	1	1
1394	Housing Complexes	Tehran 2002	0	0
1395	Spacecraft Malfunction	Tehran 2002	1	3
1398	Skew Binary	Tehran 2002	26	46
1399	Pass-Muraille	Tehran 2002 Preliminar	33	85
1400	RoboContest	Tehran 2002 Preliminar	0	9
1401	Grandpa's Estate	Tehran 2002 Preliminar	24	34
1402	The Alphabet Game	Tehran 2002 Preliminar	9	28
1403	Wild Domains	Tehran 2002 Preliminar	1	3
1404	Microfiches	Tehran 2002 Preliminar	0	0
1405	Street Crossing	Tehran 2002 Preliminar	4	8
1406	Packing Unit 4D Cubes	Tehran 2002, First Iran Nationwide Internet Programmin Contest	0	0
1407	The Fun Number System	Tehran 2002, First Iran Nationwide Internet Programmin Contest	17	45
1408	Communication System	Tehran 2002, First Iran Nationwide Internet Programmin Contest	29	43
1409	Number Sequence	Tehran 2002, First Iran Nationwide Internet Programmin Contest	51	238
1410	Anniversary Cake	Tehran 2002, First Iran Nationwide Internet Programmin Contest	23	55
1411	Tester Program	Tehran 2002, First Iran Nationwide Internet Programmin Contest	0	0
1412	2D-Nim	Tehran 2002, First Iran Nationwide Internet Programmin Contest	6	11
1415	Optimal Keypad	Tehran 2003	0	0
1420	Balanced Chemical Equations	Tehran 2003	2	62
1421	A Mathematical Curiosity	Problem Source: East Central North America 1999, Practice	460	1294
1422	Tournament Seeding	East Central North America 1999, Practice	4	13
1423	Niven Numbers	East Central North America 1999, Practice	205	750
1424	Gizilch	South Central USA 1998	0	2
1425	Triangle War	East Central North America 1999	0	1
1426	Unscrambling Images	East Central North America 1999	0	0
1427	A Plug for UNIX	East Central North America 1999	33	59
1428	Treasure Hunt	East Central North America 1999	18	35
1429	487-3279	East Central North America 1999	36	125
1430	Gone Fishing	East Central North America 1999	478	895
1431	The Same Game	East Central North America 1999	1	1
1432	IOI Photos	Tehran 2004	0	0
1433	Vice City	Tehran 2004	0	0
1434	Fixing Codes	Tehran 2004	0	0
1435	Wiping Words	Tehran 2004	0	2
1437	Points	Tehran 2004	0	0
1439	Prince of Persia	Tehran 2004	0	0
1440	Ancient Keyboard	Tehran 2005	4	4
1442	Changing Phone Numbers	Tehran 2005	1	1
1443	Dramatic Multiplications	Tehran 2005	2	6
1444	Entertainment	Tehran 2005	1	1
1446	Griddy Hobby	Tehran 2005	1	1
1448	Intercepting Missiles	Tehran 2005	1	1
1449	Joy of Mobile Routing	Tehran 2005	1	1
1451	Barbara Bennett's Wild Numbers	Tehran 2006	50	117
1452	Calculating Taxi Fare	Tehran 2006	0	0
1453	Party at Hali-Bula	Tehran 2006	34	46
1454	Against Mammoths	Tehran 2006	3	9
1456	Bribing FIPA	Tehran 2006	6	10
1457	Treasure of the Chimp Island	Tehran 2006	0	0
1459	The Idiot of the Year Contest!	4th Iran Internet Programmin Contest	23	122
1460	Parsing Real Numbers	4th Iran Internet Programmin Contest	11	31
1461	Co-workers from Hell	4th Iran Internet Programmin Contest	6	9
1462	Connected Gheeves	4th Iran Internet Programmin Contest	5	6
1463	Rotating Scoreboard	4th Iran Internet Programmin Contest	20	30
1464	ACM Underground	4th Iran Internet Programmin Contest	6	8
1465	Expression Evaluator	4th Iran Internet Programmin Contest	0	0
1466	Rectangle Cutting	4th Iran Internet Programmin Contest	5	9
1467	Lining Up	East Central North America 1994	73	171
1468	Simply Syntax	East Central North America 1994	8	9
1469	TEX Quotes	East Central North America 1994	89	169
1470	Jack Straws	East Central North America 1994	2	5
1471	Cat and Mouse	East Central North America 1994	0	0
1472	Expanding Fractions	East Central North America 1994	13	25
1473	Egyptian Multiplication	East Central North America 1994	1	1
1474	Cabinets	East Central North America 1994	0	0
1475	Keeps Going and Going and ...	East Central North America 1998	0	0
1476	Scheduling Lectures	East Central North America 1998	13	23
1477	Counterfeit Dollar	East Central North America 1998	824	1390
1478	Metal Cutting	East Central North America 1998	3	5
1479	Parallel Deadlock	East Central North America 1998	0	0
1480	DNA Sorting	East Central North America 1998	142	278
1481	What's In A Name?	East Central North America 2001	6	6
1482	Sorting It All Out	East Central North America 2001	33	50
1483	Web Navigation	East Central North America 2001	25	33
1484	Trees Made to Order	East Central North America 2001	10	10
1485	Space Station Shielding	East Central North America 2001	0	0
1486	Roads Scholar	East Central North America 2001	0	0
1487	Robots	East Central North America 2001	0	0
1488	Square Ice	East Central North America 2001	10	22
1490	Follow My Logic	Greater New York 2001	0	0
1491	Microprocessor Simulation	Greater New York 2001	4	6
1494	Special Experiment	Asia Guangzhou 2003	0	0
1495	New Go Game	Asia Guangzhou 2003	0	0
1496	Outernet	Asia Guangzhou 2003	0	0
1497	Fold Paper Strips	Asia Guangzhou 2003	3	4
1498	Sum of Factorials	Asia Guangzhou 2003	58	138
1499	Vivian's Problem	Asia Guangzhou 2003	0	0
1501	Start Up the Startup	Mid-Atlant 2001	2	33
1502	Algernon's Noxious Emissions	Mid-Atlant 2001	0	0
1503	FDNY to the Rescue!	Mid-Atlant 2001	6	6
1504	For the Porsche	Mid-Atlant 2001	0	0
1505	Gleaming the Cubes	Mid-Centra USA 1993	10	13
1506	Dart-a-Mania	Mid-Centra USA 1993	0	0
1507	The Programmer's Hex	Mid Central Regionals 1993	0	0
1508	A Logical Problem	ACM Mid-Centra Regional 1993	0	0
1509	Soundex Indexing	ACM Mid-Centra Regional 1993	3	13
1510	Basically Speaking	Mid-Centra USA 1995	55	151
1511	Perfect Cubes	Mid-Centra USA 1995	165	289
1512	DNA Translation	Mid-Centra USA 1995	2	16
1513	Galactic Import	Mid-Centra USA 1995	0	0
1514	Mark-up	Mid-Centra USA 1995	0	0
1515	A Puzzling Problem	Mid-Centra USA 1995	0	0
1516	Letter Sequence Analysis	Mid-Centra USA 1995	0	0
1517	Polynomial Showdown	Mid-Centra USA 1996	31	95
1518	The Doors	Mid-Centra USA 1996	24	48
1519	Mapmaker	Mid-Centra USA 1996	0	0
1520	Board Silly	Mid-Centra USA 1996	1	15
1521	Top Dog	Mid-Centra USA 1996	1	1
1522	Equation Elation	Mid-Centra USA 1996	0	0
1523	18 Wheeler Caravans (aka Semigroups)	Mid-Centra USA 1996	0	1
1524	Cowculations	Mid-Atlant 1996	1	6
1525	Intersecting Lines	Mid-Atlant 1996	22	27
1526	Hi-Q	Mid-Atlant 1996	0	1
1527	Call Forwarding	Mid-Atlant 1996	0	0
1528	Making the Grade	Mid-Atlant 1996	0	0
1529	Perfection	Mid-Atlant 1996	98	213
1530	Shipping Routes	Mid-Atlant 1996	0	6
1531	Slurpys	Mid-Atlant 1996	0	0
1532	Haiku Review	Mid-Centra USA 1997	13	22
1533	Oil Deposits	Mid-Centra USA 1997	501	742
1534	The Snail	Mid-Centra USA 1997	135	417
1535	Sum It Up	Mid-Centra USA 1997	69	143
1536	WIMP	Mid-Centra USA 1997	0	0
1537	Don't Get Rooked	Mid-Centra USA 1998	9	12
1538	Do the Untwist	Mid-Centra USA 1998	9	13
1539	Word Amalgamation	Mid-Centra USA 1998	807	1250
1540	Automatic Editing	Mid-Centra USA 1999	1	1
1541	Exchange Rates	Mid-Centra USA 1999	2	2
1542	Loansome Car Buyer	Mid-Centra USA 1999	1	1
1543	Robot Motion	Mid-Centra USA 1999	108	203
1544	Myacm Triangles	Mid-Centra USA 1999	4	4
1545	Find the Winning Move	Mid-Centra USA 1999	0	0
1546	Colorville	Mid-Centra USA 2000	0	0
1547	Edge Detection	Mid-Centra USA 2000	2	2
1548	Instruens Fabulam	Mid-Centra USA 2000	4	7
1549	Falling Leaves	Mid-Centra USA 2000	3	3
1550	Easier Done Than Said?	Mid-Centra USA 2000	28	34
1551	The Triangle Game	Mid-Centra USA 2000	9	21
1552	Double Vision	Mid-Centra USA 2001	0	1
1553	Image Perimeters	Mid-Centra USA 2001	41	64
1554	Index Generation	Mid-Centra USA 2001	0	0
1555	Split Windows	Mid-Centra USA 2001	0	0
1556	W's Cipher	Mid-Centra USA 2001	3	4
1557	Atlantis	Mid-Centra European Regional Contest 2000	39	59
1558	Erdos Numbers	Mid-Centra European Regional Contest 2000	0	0
1559	Number Game	Mid-Centra European Regional Contest 2000	5	8
1560	Ouroboros Snake	Mid-Centra European Regional Contest 2000	6	9
1561	Fold-up Patterns	Mid-Centra European Regional Contest 2000	0	0
1562	Railroad	Mid-Centra European Regional Contest 2000	5	13
1563	Smith Numbers	Mid-Centra European Regional Contest 2000	38	123
1564	Coconuts, Revisited	North Central North America 1997	27	46
1565	Nonstop Travel	North Central North America 1997	1	18
1566	Unequalled Consumption	Northweste Europe 2005	0	0
1567	Declaration of Content	Northweste Europe 2005	0	0
1571	Reduced ID Numbers	Northweste Europe 2005	3	3
1572	Tantrix	Northweste Europe 2005	0	0
1573	Guardian of Decency	Northweste Europe 2005	9	20
1574	Up the Stairs	Northweste Europe 2005	1	1
1579	Wii游戏开始啦！	AStar2007 百度之星程序设计大赛	7	7
1584	Ambiguous Dates	Northweste Europe 2001	0	0
1587	Enigma	Northweste Europe 2001	0	0
1588	Gridland	Northweste Europe 2001	53	71
1590	Signal Box	Northweste Europe 2001	0	0
1591	A Duckpin Tournament	Pacific Northwest 1997	0	0
1592	The Path	Pacific Northwest 1997	0	0
1593	What Day Is It?	Pacific Northwest 1997	10	101
1594	Parking Lot	Pacific Northwest 1997	0	0
1595	The Boggle Game	Pacific Northwest 1997	0	0
1596	BULK MAILING	Pacific Northwest 1998	0	0
1597	Chutes and Ladders	Pacific Northwest 1998	0	0
1598	IMMEDIATE DECODABILITY	Pacific Northwest 1998	29	48
1599	FILE MAPPING	Pacific Northwest 1998	0	0
1600	STAMPS	Pacific Northwest 1998	7	11
1601	Square Cipher	Pacific Northwest 1999	0	0
1602	String Matching	Pacific Northwest 1999	10	13
1603	Chairlift	Rocky Mountain 2000	0	0
1604	Reserve Bookshelf	Rocky Mountain 2000	2	5
1605	Clock	Rocky Mountain 2000	3	7
1606	Triangle Encapsulation	Rocky Mountain 2000	0	7
1607	Tribal Legislation	Rocky Mountain 2000	0	0
1608	Floating Point Numbers	Rocky Mountain 2000	3	3
1609	Bio-Informatics	Rocky Mountain 2000	0	1
1610	Roman Forts	Rocky Mountain 2000	0	0
1611	Unix ls	South Central USA 1995	8	29
1612	Palindromes	South Central USA 1995	3	41
1614	Postscript	South Central USA 1995	0	0
1616	Message Routing	South Central USA 1995	0	0
1617	Programmer, Rank Thyself	Mid-Centra USA 2002	3	8
1618	Hilbert Curve Intersections	Mid-Centra USA 2002	0	0
1619	Safecracker	Mid-Centra USA 2002	78	142
1620	Oil Pipeline	Mid-Centra USA 2002	2	4
1621	Prime Cuts	South Central USA 1996	145	297
1623	Uniform Generator	South Central USA 1996	1015	1832
1625	Centipede Collisions	South Central USA 1996	0	0
1626	Strategic game	Southeaste Europe 2000	19	43
1628	Girls and Boys	Southeaste Europe 2000	31	62
1629	Symbolic Derivation	Southeaste Europe 2000	0	0
1632	Robots	Mid-Centra USA 2003	32	54
1633	Bright Bracelet	Mid-Centra USA 2003	0	0
1634	Treadmill	Mid-Centra USA 2003	0	0
1635	Data Mining?	Mid-Centra USA 2003	0	0
1636	Fax Regions	Mid-Centra USA 2003	0	0
1637	Tournament Brackets	Mid-Centra USA 2003	0	0
1638	TOWERS OF HANOI	2001 ACM Rocky Mountain Regional Programmin Contest	0	2
1639	VACUUM INJECTION MODELING	2001 ACM Rocky Mountain Regional Programmin Contest	0	0
1640	IP ADDRESS ANALYSIS	2001 ACM Rocky Mountain Regional Programmin Contest	1	5
1641	BUILD GATES	2001 ACM Rocky Mountain Regional Programmin Contest	0	0
1642	TELEPHONE ALPHABETICS	2001 ACM Rocky Mountain Regional Programmin Contest	1	1
1643	COMPUTER ALGEBRA	2001 ACM Rocky Mountain Regional Programmin Contest	0	0
1644	GOPHER HOLE I	2001 ACM Rocky Mountain Regional Programmin Contest	0	0
1645	GOPHER HOLE II	2001 ACM Rocky Mountain Regional Programmin Contest	0	0
1646	100's GAME	2001 ACM Rocky Mountain Regional Programmin Contest	0	0
1647	SPIN	Rocky Mountain 2003	4	15
1648	SHAKE	Rocky Mountain 2003	2	9
1649	TOYS	Rocky Mountain 2003	15	32
1650	COMPRESS	Rocky Mountain 2003	0	0
1651	SHEET	Rocky Mountain 2003	0	0
1652	GYM	Rocky Mountain 2003	2	3
1653	PERMS	Rocky Mountain 2003	4	5
1654	Gold Coins	Rocky Mountain 2004	128	151
1655	Shortest Prefixes	Rocky Mountain 2004	17	20
1656	Squares	Rocky Mountain 2004	24	29
1657	Hire and Fire	Rocky Mountain 2004	0	0
1658	Blackjack	Rocky Mountain 2004	0	0
1659	Litmus Test	Rocky Mountain 2004	0	0
1660	Scrambled Polygon	Rocky Mountain 2004	18	19
1661	Tire Dimensions	Rocky Mountain 2005	0	0
1662	Random Walk	Rocky Mountain 2005	0	0
1663	Paint Mix	Rocky Mountain 2005	0	0
1664	Open and Close	Rocky Mountain 2005	0	0
1665	Smallest Difference	Rocky Mountain 2005	2	2
1666	Faulty Odometer	Rocky Mountain 2005	2	2
1667	Last Digits	Rocky Mountain 2005	1	3
1668	Suit Distribution	Rocky Mountain 2005	0	0
1669	Pi	East Central North America 1995	84	133
1670	Up and Down Sequences	East Central North America 1995	1	1
1671	Machined Surfaces	East Central North America 1995	3	3
1672	LED Test	East Central North America 1995	1	1
1673	Word Index	East Central North America 1995	27	41
1674	Molecules	East Central North America 1995	2	4
1677	Parallelepiped walk	Northeaste Europe 1996	7	25
1679	Moscow Time	Northeaste Europe 1996	1	4
1685	Flying Stars	Northeaste Europe 1997	0	0
1686	False coin	Northeaste Europe 1998	14	14
1687	Rating	Northeaste Europe 1998	0	0
1689	Parliament	Northeaste Europe 1998	15	25
1692	Divisibility	Northeaste Europe 1999	119	278
1694	Expression	Northeaste Europe 1999	0	0
1695	Computer Dialogue	Northeaste Europe 1999	0	0
1697	Dictionary	Northeaste Europe 1999	3	4
1698	Flip Game	Northeaste Europe 2000	42	78
1700	Triathlon	Northeaste Europe 2000	15	28
1701	Binary Search	Northeaste Europe 2000	11	33
1702	Frontier	Northeaste Europe 2000	0	0
1704	Disk Tree	Northeaste Europe 2000	0	0
1705	Sum	Northeaste Europe 2000 Practice	470	803
1708	Chemical Reactions	Northeaste Europe 2001	1	2
1709	Library	Northeaste Europe 2001	1	1
1710	Pairs of Integers	Northeaste Europe 2001	14	29
1711	Amusing Numbers	Northeaste Europe 2002	1	2
1712	Bricks	Northeaste Europe 2002	48	192
1713	Decoding Task	Northeaste Europe 2002	0	0
1714	Inlay Cutters	Northeaste Europe 2002	293	392
1717	Exploring Pyramids	Northeaste Europe 2005	0	0
1718	Hardwood Cutting	Northeaste Europe 2005	0	0
1719	IP Networks	Northeaste Europe 2005	12	23
1721	Pizza Anyone?	South Central USA 1997	0	0
1723	Risk	South Central USA 1997	25	39
1725	Horse Shoe Scoring	South Central USA 1997	0	0
1727	Ratio	South Central USA 1998	4	30
1730	Calories from Fat	Waterloo local 2003.09.27	1	2
1731	Dead Fraction	Waterloo local 2003.09.27	6	9
1732	Biometrics	Waterloo local 2003.09.27	0	0
1734	The Game of 31	University of Waterloo Local Contest 1996.10.05	7	7
1735	Fibonacci Numbers	University of Waterloo Local Contest 1996.10.05	65	132
1736	Scheme Pretty-Printing	University of Waterloo Local Contest 1996.10.05	0	0
1737	Substitution Cypher	University of Waterloo Local Contest 1996.10.05	21	43
1738	Bean Counting	University of Waterloo Local Contest 1996.09.28	0	0
1739	Factoring Large Numbers	University of Waterloo Local Contest 1996.09.28	31	55
1740	Maze Traversal	University of Waterloo Local Contest 1996.09.28	30	41
1741	Compound Words	University of Waterloo Local Contest 1996.09.28	36	68
1742	Pit Stop Strategy	University of Waterloo Local Contest 1996.09.28	0	0
1743	File Fragmentation	University of Waterloo Local Contest 1997.10.07	1	4
1744	Audubon's Stormy Arctic Trip	University of Waterloo Local Contest 1997.10.07	0	0
1745	AutoFish	University of Waterloo Local Contest 1997.10.07	18	63
1746	Herding Frosh	University of Waterloo Local Contest 1997.10.07	1	1
1747	Prime Distance	Waterloo local 1998.10.17	14	34
1750	Australian Voting	Waterloo local 1998.10.17	0	0
1751	Chocolate Chip Cookies	Waterloo local 1998.10.17	0	0
1752	right triangle	Waterloo Local Contest 1998.10.17 practice	388	560
1753	Alphabet	Waterloo Local Contest 1998.10.17 practice	274	568
1754	Dick and Jane	University of Waterloo Local Contest 1998.06.06	12	22
1755	Contest Scoreboard	University of Waterloo Local Contest 1998.06.06	1	2
1756	Poker Hands	University of Waterloo Local Contest 1998.06.06	2	3
1757	Crypt Kicker II	University of Waterloo Local Contest 1998.10.04	0	0
1758	Watching Watches	University of Waterloo Local Contest 1998.10.04	0	0
1759	Pousse	University of Waterloo Local Contest 1998.10.04	0	0
1760	Polylops	University of Waterloo Local Contest 1998.10.04	0	0
1761	The Trip	Waterloo local 1999.01.31	16	58
1763	CDVII	Waterloo local 1999.01.31	0	0
1764	Factovisors	Waterloo local 1999.01.31	4	10
1765	Spaghetti	Waterloo local 1999.01.31	0	0
1766	Mine Sweeper	Waterloo local 1999.10.02	55	124
1767	Choose and divide	Waterloo local 1999.10.02	8	8
1768	Old Wine Into New Bottles	Waterloo local 1999.10.02	1	3
1769	Suffidromes	Waterloo local 1999.10.02	0	0
1770	Origami	Waterloo local 1999.10.02	0	0
1771	Billiard	Waterloo local 1999.06.19	0	0
1772	The Brick Stops Here	Waterloo local 1999.06.19	0	0
1773	Election	Waterloo local 1999.06.19	1	1
1774	Boastin' Red Socks	Waterloo local 1999.06.19	0	2
1775	Fire Station	Waterloo local 1999.09.25	2	2
1778	Gas Station Numbers	Waterloo local 1999.09.25	0	0
1779	Y2K Accounting Bug	Waterloo local 2000.01.29	16	16
1780	Airline Hub	Waterloo local 2000.01.29	0	0
1785	Language Cardinality	Waterloo local 2000.09.23	0	0
1786	Primary Arithmetic	Waterloo local 2000.09.23	7	8
1787	Demerit Points	Waterloo local 2000.09.23	0	0
1788	Edit Step Ladders	Waterloo local 2000.09.23	6	9
1789	Rank	University of Waterloo Local Contest 2000.9.23 practice	156	304
1793	Interpreter	Waterloo local 2000.09.30	0	0
1794	Straight as an Arrow	University of Waterloo Local Contest 2000.9.30 practice	153	306
1795	Gopher II	Waterloo local 2001.01.27	21	31
1796	Tight words	Waterloo local 2001.01.27	62	110
1798	Division	Waterloo local 2001.01.27	3	4
1802	Zipf's Law	Waterloo local 2001.06.02	1	3
1806	Babelfish	Waterloo local 2001.09.22	36	55
1807	Bounding box	Waterloo local 2001.09.22	0	0
1808	A multiplication game	Waterloo local 2001.09.22	11	12
1809	Adventures in Moving - Part IV	Waterloo local 2001.09.29	0	1
1810	Snow Clearing	Waterloo local 2001.09.29	7	7
1811	Adventures in Moving - Part V	Waterloo local 2001.09.29	0	0
1814	Return of the Jedi	Waterloo Local 2002.01.26	0	0
1815	Discrete Logging	Waterloo Local 2002.01.26	22	28
1816	Hardwood Species	Waterloo Local 2002.01.26	23	25
1819	Hay Points	Waterloo local 2002.07.01	20	22
1820	Jogging Trails	Waterloo local 2002.07.01	0	1
1822	Power Strings	Waterloo local 2002.07.01	63	101
1823	Relatives	Waterloo local 2002.07.01	97	149
1824	Trains	Waterloo local 2002.09.21	0	0
1825	Tic Tac Toe	Waterloo local 2002.09.21	2	2
1829	Equations	Waterloo local 2002.09.28	1	2
1830	Euclid's Game	Waterloo local 2002.09.28	8	8
1831	Arctic Network	Waterloo local 2002.09.28	31	44
1833	Time Zones	Waterloo local 2002.09.28	4	7
1835	Ferry Loading II	Waterloo local 2003.01.25	59	94
1837	Basic	Waterloo local 2003.01.25	1	1
1838	Rock, Scissors, Paper	Waterloo local 2003.01.25	45	80
1839	Intellectual Property	Waterloo local 2003.07.05	0	0
1840	Persistent Numbers	Waterloo local 2003.07.05	22	33
1843	Guessing Game	Waterloo local 2003.07.05	39	101
1844	Combination Lock	Waterloo local 2003.09.20	4	4
1845	Basic remains	Waterloo local 2003.09.20	17	28
1846	Genealogical Research	Waterloo local 2003.09.20	0	0
1851	Expanding Rods	Waterloo local 2004.06.12	47	145
1853	Work Reduction	Waterloo local 2004.06.12	2	2
1854	Grid Speed	Waterloo local 2004.06.12	0	0
1857	Evil Straw Warts Live	Waterloo local 2004.09.19	11	18
1858	Mint	Waterloo local 2004.09.19	28	73
1859	Practice	Waterloo local 2004.09.25	0	0
1860	Treequivalence	Waterloo local 2004.09.25	0	0
1861	Antiarithmetic?	Waterloo local 2004.09.25	1	1
1863	Great Circle	Waterloo local 2005.02.05	0	0
1864	Ultra-QuickSort	Waterloo local 2005.02.05	102	192
1867	Traditional BINGO	Waterloo local 2005.02.05	2	5
1868	Brownie Points I	Waterloo local 2005.06.11	10	11
1869	Magic Bitstrings	Waterloo local 2005.06.11	0	0
1870	Cutting a polygon	Waterloo local 2005.06.11	4	18
1871	Bungee Jumping	Waterloo local 2005.06.11	22	49
1872	Brownie Points II	Waterloo local 2005.06.11	14	22
1873	So you want to be a 2n-aire?	Waterloo local 2005.09.17	2	2
1874	Ferry Loading III	Waterloo local 2005.09.17	0	0
1875	Pick-up sticks	Waterloo local 2005.09.17	30	67
1876	Rock-Paper-Scissors Tournament	Waterloo local 2005.09.17	0	0
1877	Structural Equivalence	Waterloo local 2005.09.17	1	1
1881	Tri Tiling	Waterloo local 2005.09.24	20	29
1882	Prerequisites?	Waterloo local 2005.09.24	7	10
1883	Educational Journey	Waterloo local 2006.02.25	0	0
1886	Flipping Colors	Waterloo local 2006.02.25	0	0
1888	Binomial Showdown	Ulm Local 1997	43	85
1889	Equation Solver	Ulm Local 1997	6	6
1893	Cake Cutting	Stanford Local 2004	4	5
1894	Election	Stanford Local 2004	2	2
1895	Nash Equilibrium	Stanford Local 2004	1	1
1896	Triangle	Stanford Local 2004	17	26
1899	Planet Hunting	Stanford Local 2004	6	6
1902	Nim	Stanford Local 2005	20	40
1903	Dropping tests	Stanford Local 2005	19	31
1904	Box walking	Stanford Local 2005	9	16
1906	RSI	Stanford Local 2005	2	3
1907	Do it!	Stanford Local 2005	6	15
1909	Fibonacci	Stanford Local 2006	81	107
1914	Tic-Tac-Toe	Stanford Local 2006	3	3
1915	Memory management	Ural State University Internal Contest October'20 Students Session	0	0
1916	Spell checker	Ural State University Internal Contest October'20 Students Session	0	4
1917	Anniversary party	Ural State University Internal Contest October'20 Students Session	49	60
1918	Nikifor	Ural State University Internal Contest October'20 Students Session	0	0
1919	Central heating	Ural State University Internal Contest October'20 Students Session	0	0
1920	Cover an Arc.	Ural State University Internal Contest October'20 Students Session (URAL 1043)	0	0
1921	Lucky tickets	Ural State University Internal Contest October'20 Students Session	33	39
1922	Rope	Ural State University Internal Contest October'20 Junior Session	9	11
1923	Sacrament of the sum	Ural State University Internal Contest October'20 Junior Session	6	10
1924	Buttons	Ural State University Internal Contest October'20 Junior Session	5	9
1925	Permutations	Ural State University Internal Contest October'20 Junior Session	2	2
1926	Democracy in danger	Ural State University Internal Contest October'20 Junior Session	2	2
1927	Questions and answers	Ural State University Internal Contest October'20 Junior Session	28	46
1928	D++ Again	Ural State University Internal Contest October'20 Junior Session	0	0
1929	A funny game	Ural State University collegiate programmin contest 2000	0	0
1930	Geometrical dreams	Ural State University collegiate programmin contest 2000	3	3
1931	Simple calculations	Ural State University collegiate programmin contest 2000	7	11
1932	Superlong sums	Ural State University collegiate programmin contest 2000	63	170
1933	Brave balloonists	Ural State University collegiate programmin contest 2000	12	15
1934	Preparing an article	Ural State University collegiate programmin contest 2000	0	0
1935	Simple game on a grid	Ural State University collegiate programmin contest 2000	0	0
1936	Rabbit hunt	Ural State University collegiate programmin contest 2000	11	31
1937	Tempus et mobilius Time and motion	World Finals 1995	1	1
1938	Variable Radix Huffman Encoding	World Finals 1995	0	0
1939	Sail Race	World Finals 1995	0	0
1940	Stamps	World Finals 1995	2	3
1941	Theseus and the Minotaur	World Finals 1995	0	0
1942	Train Time	World Finals 1995	0	0
1943	Uncompress	World Finals 1995	0	1
1944	Borrowers	World Finals 1994	0	0
1945	Testing the CATCHER	World Finals 1994	40	71
1946	Crossword Answers	World Finals 1994	17	39
1947	Typesetting	World Finals 1994	0	0
1948	VTAS - Vessel Traffic Advisory Service	World Finals 1994	0	0
1949	Monitoring Wheelchair Patients	World Finals 1994	0	0
1950	Bee Breeding	World Finals 1999	1	1
1951	Bullet Hole	World Finals 1999	0	7
1952	A Dicey Problem	World Finals 1999	1	4
1953	Trade on Verweggistan	World Finals 1999	0	0
1954	Robot	World Finals 1999	0	0
1955	The Letter Carrier's Rounds	World Finals 1999	0	0
1956	Goldbach's Conjecture	Asia 1998, Tokyo (Japan)	109	307
1957	Lattice Practices	Asia 1998, Tokyo (Japan)	0	1
1958	Mobile Phone Coverage	Asia 1998, Tokyo (Japan)	2	2
1959	Napoleon's Grumble	Asia 1998, Tokyo (Japan)	0	0
1960	Pipeline Scheduling	Asia 1998, Tokyo (Japan)	0	0
1961	BUT We Need a Diagram	Asia 1998, Tokyo (Japan)	0	0
1962	Digital Racing Circuit	Asia 1998, Tokyo (Japan)	0	0
1963	Matching Meetings	East Central North America 1996	0	0
1964	Supercomputer Selection, The Sequel	East Central North America 1996	0	0
1965	Polygonal Puzzle	East Central North America 1996	0	0
1966	Word-Search Wonder	East Central North America 1996	2	6
1967	MPI Maelstrom	East Central North America 1996	24	25
1968	Pattern Matching Using Regular Expression	Asia 1997, Shanghai (Mainland China)	0	0
1969	Maximum Sum	Asia 1997, Shanghai (Mainland China)	22	75
1970	Minimal Circle	Asia 1997, Shanghai (Mainland China)	15	63
1971	Elevator Simulation	Asia 1997, Shanghai (Mainland China)	0	0
1972	Card Game - Kitty Fishing	Asia 1997, Shanghai (Mainland China)	0	0
1973	Surround the Trees	Asia 1997, Shanghai (Mainland China)	34	79
1974	Employment Planning	Asia 1997, Shanghai (Mainland China)	169	300
1975	Keep on Truckin'	South Central USA 2003	8	9
1976	Blurred Vision	South Central USA 2003	7	8
1979	Finding Nemo	South Central USA 2003	1	1
1980	Series Determination	South Central USA 2003	35	46
1981	Window Pains	South Central USA 2003	5	6
1988	MisLED	South Central USA 2004	2	13
1989	Relative Relatives	South Central USA 2004	38	56
1990	Syntax Included	South Central USA 2004	0	1
1993	Cubic Rube	South Central USA 2004	0	7
1994	As the Crow Flies	South Central USA 2004	7	25
1995	Plinko	South Central USA 2005	0	0
1996	Defining Moment	South Central USA 2005	5	10
1997	Jetpack Sniper 3000 Fragfest Extreme	South Central USA 2005	0	0
1999	Janken Tactics	South Central USA 2005	0	0
2000	Bingo!	South Central USA 2005	1	2
2001	Artificial Strife	South Central USA 2005	1	1
2002	It's My Derivative	South Central USA 2005	4	6
2003	Alice and Bob	Central Europe 2001	5	6
2004	Binary Stirling Numbers	Central Europe 2001	13	37
2006	Decoding Morse Sequences	Central Europe 2001	3	4
2008	Fill the Cisterns!	Central Europe 2001	7	13
2009	Horizontally Visible Segments	Central Europe 2001	20	38
2010	A Simple Task	Central Europe 2001, Practice	119	192
2011	Binary Numbers	Central Europe 2001, Practice	122	153
2013	Bundling	Central Europe 2003	0	0
2015	Dice Contest	Central Europe 2003	0	0
2016	November Rain	Central Europe 2003	1	4
2018	Which is Next	Central Europe 2003	0	0
2020	Minimizing maximizer	Central Europe 2003	18	27
2024	Pathological Paths	Japan 2004	0	0
2025	Confusing Login Names	Japan 2004	1	2
2026	Dice Puzzle	Japan 2004	5	8
2028	Inherit the Spheres	Japan 2004	1	1
2029	Crossing Prisms	Japan 2004	0	0
2030	Hanafuda Shuffle	Japan 2004 Domestic	3	3
2031	Red and Black	Japan 2004 Domestic	304	447
2032	Unit Fraction Partition	Japan 2004 Domestic	7	13
2033	Circle and Points	Japan 2004 Domestic	17	54
2034	Water Tank	Japan 2004 Domestic	0	0
2035	Name the Crossing	Japan 2004 Domestic	0	0
2036	Sum of Consecutive Prime Numbers	Japan 2005	89	173
2039	Organize Your Train	Japan 2005	0	0
2041	Bingo	Japan 2005	0	1
2042	Ohgas' Fortune	Japan Domestic 2005	0	0
2043	Polygonal Line Search	Japan Domestic 2005	1	1
2044	Numeral System	Japan Domestic 2005	6	6
2045	Earth Observation with a Mobile Robot Team	Japan Domestic 2005	0	0
2046	Cleaning Robot	Japan Domestic 2005	11	18
2047	Bob's Bingo Bonanza	Southeast USA 2000	10	25
2048	Charity Begins at Home-page	Southeast USA 2000	0	3
2049	The Party's in Dolores's Driveway	Southeast USA 2000	48	103
2050	Who Wants to Have the Fastest Fingers?	Southeast USA 2000	1	15
2051	Hey, You're Not Marion Jones!	Southeast USA 2000	0	0
2052	If it's a Javelin, Duck!	Southeast USA 2000	0	5
2053	Programming Olympiad	Southeast USA 2000	0	11
2054	Rectangular Rectitude	Southeast USA 2000	39	70
2056	Solitaire	Southweste Europe 2002	17	30
2057	Left labyrinths	Southweste Europe 2002	0	0
2059	Intervals	Southweste Europe 2002	44	70
2060	Family	Southweste Europe 2002	0	0
2061	Timetable	Southweste Europe 2002	0	0
2064	Arbitrage	Ulm Local 1996	83	170
2066	The Circumference of the Circle	Ulm Local 1996	77	119
2069	Artificial Intelligence?	Ulm Local 1998	4	7
2072	Error Correction	Ulm Local 1998	59	119
2078	From Dusk till Dawn or: Vladimir the Vampire	Ulm Local 1999	2	4
2080	Friends	Ulm Local 1999	11	15
2081	Quadtree II or: Florida Jones strikes back	Ulm Local 1999	0	0
2084	Let it Bead	Ulm Local 2000	14	16
2085	Simple Computers	Ulm Local 2000	1	3
2086	Equidistance	Ulm Local 2000	2	2
2087	How many Fibs?	Ulm Local 2000	36	70
2088	Average is not Fast Enough!	Ulm Local 2001	1	1
2090	Etaoin Shrdlu	Ulm Local 2001	0	0
2091	Fiber Network	Ulm Local 2001	17	27
2092	Global Roaming	Ulm Local 2001	0	0
2093	Hard to Believe, but True!	Ulm Local 2001	19	32
2094	All in All	Ulm Local 2002	138	283
2096	California Jones and the Gate to Freedom	Ulm Local 2002	9	15
2097	Diplomatic License	Ulm Local 2002	4	6
2098	Polygon Programming with Ease	Ulm Local 2002	4	4
2099	The Sierpinski Fractal	Ulm Local 2002	2	6
2100	Paths on a Grid	Ulm Local 2002	88	352
2101	Hall of Fountains	Ulm Local 2002	0	3
2102	Assistance Required	Ulm Local 2003	6	9
2104	Drink, on Ice	Ulm Local 2003	3	3
2107	Largest Rectangle in a Histogram	Ulm Local 2003	335	1066
2108	All Discs Considered	Ulm Local 2004	0	0
2109	Boolean Logic	Ulm Local 2004	1	1
2111	In Danger	Ulm Local 2004	9	13
2112	Run Length Encoding	Ulm Local 2004	81	310
2115	Binary Search Heap Construction	Ulm Local 2004	8	9
2116	Ambiguous permutations	Ulm Local 2005	3	3
2117	Bullshit Bingo	Ulm Local 2005	0	0
2119	Any fool can do it	Ulm Local 2005	13	31
2120	Automatic Correction of Misspellings	Ulm Local 2006	0	0
2121	Economic Phone Calls	Ulm Local 2006	0	5
2122	Flavius Josephus Reloaded	Ulm Local 2006	1	1
2123	Wine Trading in Gergovia	Ulm Local 2006	34	72
2125	Mersenne Composite Numbers	Pacific Northwest 2004	7	8
2126	Zipper	Pacific Northwest 2004	121	326
2127	Lenny's Lucky Lotto Lists	Pacific Northwest 2004	16	32
2128	Stacking Cylinders	Pacific Northwest 2004	3	4
2129	Going Home	Pacific Northwest 2004	43	50
2130	Specialized Four-Digit Numbers	Pacific Northwest 2004	116	159
2131	Jill's Tour Paths	Pacific Northwest 2004	14	38
2132	Boundaries on	Pacific Northwest 2004	0	8
2133	Rate of Return	Pacific Northwest 2004	0	0
2134	A Card Trick	Pacific Northwest 2004	0	0
2135	Packing Rectangles	IOI 1995	0	0
2136	Shopping Offers	IOI 1995	7	8
2137	Dirichlet's Theorem on Arithmetic Progressions	Japan 2006 Domestic	59	114
2138	Organize Your Train part II	Japan 2006 Domestic	6	6
2139	Hexerpents of Hexwamp	Japan 2006 Domestic	0	0
2140	Curling 2.0	Japan 2006 Domestic	17	24
2141	The Genome Database of All Space Life	Japan 2006 Domestic	0	0
2142	A Simple Question of Chemistry	Mid-Atlant 2002	125	161
2143	Spelling Be	Mid-Atlant 2002	1	1
2144	Apply a Cold Compress	Mid-Atlant 2002	0	0
2145	A Baron Landscape	Mid-Atlant 2002	0	1
2146	In Defence of a Garden	Mid-Atlant 2002	0	0
2147	Cantoring Along	Mid-Atlant 2002	2	2
2148	Chambers Ceramic Conundrum	Mid-Atlant 2002	0	0
2149	A Contesting Decision	Mid-Atlant 2003	50	78
2150	Which Way Do I Go?	Mid-Atlant 2003	0	0
2151	Choose Your Words Carefully	Mid-Atlant 2003	1	36
2152	A Round Peg in a Ground Hole	Mid-Atlant 2003	11	36
2153	Helping Florida	Mid-Atlant 2003	0	10
2154	Three Sides Make a Triangle	Mid-Atlant 2003	12	53
2155	High and Dry	Mid-Atlant 2003	0	0
2156	Reverse Roman Notation	Mid-Atlant 2003	0	3
2157	Filling Out the Team	Mid-Atlant 2004	50	86
2158	Auctions R Us	Mid-Atlant 2004	0	0
2159	GHOST	Mid-Atlant 2004	0	0
2160	Doggone Moles	Mid-Atlant 2004	0	0
2161	Line of Sight	Mid-Atlant 2004	6	25
2162	Tangled in Cables	Mid-Atlant 2004	23	31
2163	All Roads Lead to Albuquerque, er, Rome	Mid-Atlant 2004	0	0
2164	Balanced Budget Initiative	Mid-Atlant 2004	0	0
2165	Take Your Vitamins	Mid-Atlant 2005	17	29
2166	Extrusion	Mid-Atlant 2005	13	14
2167	Pasting Strings	Mid-Atlant 2005	0	0
2168	Mobiles	Mid-Atlant 2005	0	0
2169	Context-Free Clock	Mid-Atlant 2005	4	8
2170	Right-Hand Rule	Mid-Atlant 2005	5	10
2171	WordStack	Mid-Atlant 2005	69	98
2172	Making Change	Mid-Atlant 2005, Practice Problem	33	39
2173	Amphiphilic Carbon Molecules	Shanghai 2004	0	0
2174	Link and Pop -- the Block Game	Shanghai 2004	0	0
2175	The Counting Problem	Shanghai 2004	22	33
2176	Different Digits	Shanghai 2004	3	3
2177	That Nice Euler Circuit	Shanghai 2004	13	33
2178	The Floor Bricks	Shanghai 2004	1	16
2179	The Rotation Game	Shanghai 2004	11	13
2180	Tian Ji -- The Horse Racing	Shanghai 2004	310	665
2181	Islands and Bridges	Shanghai 2004	4	10
2182	Jamie's Contact Groups	Shanghai 2004	13	26
2183	Matrix	Shanghai 2004 Preliminar	6	7
2184	Triangle	Shanghai 2004 Preliminar	21	32
2185	Calendar	Shanghai 2004 Preliminar	94	314
2186	Recaman's Sequence	Shanghai 2004 Preliminar	102	221
2187	Terrible Sets	Shanghai 2004 Preliminar	24	35
2188	Fractal	Shanghai 2004 Preliminar	40	81
2189	Game of Connections	Shanghai 2004 Preliminar	23	41
2190	Inversion	Shanghai 2004 Preliminar	23	38
2192	L-I-N-G-O: LINGO	Greater New York 2002	1	1
2193	NUMBER BASE CONVERSION	Greater New York 2002	27	35
2194	UNIMODAL PALINDROMIC DECOMPOSITIONS	Greater New York 2002	34	63
2195	EXTENDED LIGHTS OUT	Greater New York 2002	22	25
2197	Candy Sharing Game	Greater New York 2003	4	4
2199	Taxation With Representation Overdone	Greater New York 2003	0	0
2200	It's Logical	Greater New York 2003	2	3
2201	EXOCENTER OF A TRIANGLE	Greater New York 2003	34	63
2204	Model Rocket Height	Greater New York 2004	43	51
2205	Region Filling	Greater New York 2004	0	0
2206	Histology Assistant	Greater New York 2004	0	0
2207	Mr. Young's Picture Permutations	Greater New York 2004	0	0
2209	The Bank of Kalii	Greater New York 2005	1	1
2210	The Cubic End	Greater New York 2005	1	1
2211	brainf*ck	Greater New York 2005	0	0
2213	Model Rocket Height	Greater New York 2005	0	0
2214	Sequence Sum Possibilities	Greater New York 2005	39	50
2215	Quick Change	Greater New York 2006	93	106
2216	Triangular Sums	Greater New York 2006	72	81
2219	Sign Message Formatting	Greater New York 2006	0	0
2220	Visible Lattice Points	Greater New York 2006	21	27
2221	Margaritas on the River Walk	Greater New York 2006	14	26
2222	Picnic Planning	East Central North America 2000	8	8
2223	Poly-polygonal Numbers	East Central North America 2000	0	0
2224	Rational Approximation	East Central North America 2000	0	0
2225	Stacking Cubes	East Central North America 2000	0	0
2226	Checker's Check	East Central North America 2000	0	0
2227	To Bet or Not To Bet	East Central North America 2000	0	0
2228	BSP Trees	East Central North America 2000	0	0
2229	Double Trouble	East Central North America 2000	4	4
2230	Ride My Bicycle	East Central North America 2000, Practice	4	5
2231	Counting Sheep	East Central North America 2000, Practice	100	161
2232	Sequence	East Central North America 2000, Practice	20	44
2233	Untidy Desktops	East Central North America 2000, Practice	0	0
2234	The Worm Turns	East Central North America 2001, Practice	0	0
2235	Undercut	East Central North America 2001, Practice	143	301
2236	Currency Exchange	East Central North America 2001, Practice	43	78
2237	Ball Toss	East Central North America 2002	0	0
2238	Galactic Breakup	East Central North America 2002	0	0
2239	Pre-Post-erous!	East Central North America 2002	3	3
2240	Knockout Tournament	East Central North America 2002	0	0
2241	Plugged In	East Central North America 2002	0	0
2242	One Person	East Central North America 2002	4	4
2243	Slots of Fun	East Central North America 2002	0	0
2244	Climbing Worm	East Central North America 2002 practice	1713	2248
2245	Stacking Tower	East Central North America 2002 Practice	19	49
2246	Best Fit	East Central North America 2002 Practice	3	3
2247	Crypto Columns	East Central North America 2003	4	5
2248	Decorations	East Central North America 2003	2	15
2249	EKG Sequence	East Central North America 2003	0	0
2250	Phone Home	East Central North America 2003	0	0
2251	Polly Nomials	East Central North America 2003	0	0
2252	Pushing Boxes	East Central North America 2003	0	0
2253	Squadtrees	East Central North America 2003	0	1
2254	This Takes the Cake	East Central North America 2003	0	0
2255	Euchre Results	East Central North America 2003, Practice	43	50
2256	Least Common Multiple	East Central North America 2003, Practice	1199	2310
2257	Granny's Bike	East Central North America 2003, Practice	2	6
2258	Alphacode	East Central North America 2004	18	36
2259	Anti-prime Sequences	East Central North America 2004	21	36
2260	Hit or Miss	East Central North America 2004	0	0
2261	I Conduit!	East Central North America 2004	1	1
2262	Roll Playing Games	East Central North America 2004	0	0
2263	Team Rankings	East Central North America 2004	56	103
2264	Translations	East Central North America 2004	0	0
2265	Disputed Claims	East Central North America 2004, Practice	46	89
2266	Palindrome Problem El Borpem Ord Nilap	East Central North America 2004, Practice	74	125
2267	Simple Statistics	East Central North America 2004, Practice	0	0
2268	ACM(ACronymMaker)	East Central North America 2005	0	0
2269	Countdown	East Central North America 2005	0	0
2270	The Game of Efil	East Central North America 2005	0	0
2271	Queens, Knights and Pawns	East Central North America 2005	7	9
2272	Reliable Nets	East Central North America 2005	0	0
2273	Square Count	East Central North America 2005	0	0
2274	Swamp Things	East Central North America 2005	0	0
2275	Two Ends	East Central North America 2005	5	7
2276	Finding Nemo	Beijing 2004	2	2
2277	Searching the Web	Beijing 2004	0	0
2278	Argus	Beijing 2004	4	7
2279	Fun Game	Beijing 2004	0	0
2280	Square	Beijing 2004	0	0
2281	Color a Tree	Beijing 2004	2	15
2282	Kid's Problem	Beijing 2004	0	0
2283	The Separator in Grid	Beijing 2004	0	0
2284	The Lost House	Beijing 2004	4	8
2285	Happy 2004	Asia 2004, Beijing Practice	19	25
2286	City hall	Asia 2004, Beijing Practice	42	51
2287	Paper Cut	Beijing 2004 Preliminar	1	3
2288	Ride to School	Beijing 2004 Preliminar	148	356
2289	Fourier's Lines	Beijing 2004 Preliminar	0	0
2290	The Treasure	Beijing 2004 Preliminar	0	4
2291	Spiderman	Beijing 2004 Preliminar	0	0
2292	Pollution	Beijing 2004 Preliminar	14	44
2293	Area in Triangle	Beijing 2004 Preliminar	7	8
2294	The Peanuts	Beijing 2004 Preliminar	3	3
2295	Dreisam Equations	Mid-Centra European Regional Contest 1999	36	167
2296	The Game	Mid-Centra European Regional Contest 1999	20	32
2297	LC-Display	Mid-Centra European Regional Contest 1999	110	259
2298	Maze	Mid-Centra European Regional Contest 1999	0	0
2299	Robbery	Mid-Centra European Regional Contest 1999	0	0
2300	S-Trees	Mid-Centra European Regional Contest 1999	7	8
2301	Date bugs	Mid-Centra European Regional Contest 1999	38	77
2302	Count the snowflakes!	Mid-Centra European Regional Contest 1999, Practice	44	235
2303	Y2K	Mid-Centra European Regional Contest 1999, Practice	99	164
2304	Cup	Mid-Centra European Regional Contest 1999, Practice	128	144
2305	Magic Squares	Mid-Centra European Regional Contest 1999, Practice	114	192
2306	Primary X-Subfactor Series	Mid-Centra USA 2004	0	2
2307	Triangle Cuts	Mid-Centra USA 2004	0	0
2308	Symmetric Order	Mid-Centra USA 2004	117	200
2309	Flow Layout	Mid-Centra USA 2004	8	8
2310	Permutation Code	Mid-Centra USA 2004	1	7
2311	Ink Blots	Mid-Centra USA 2004	0	0
2312	Speed Limit	Mid-Centra USA 2004	303	461
2313	Pascal's Travels	Mid-Centra USA 2005	24	41
2314	Overflowing Bookshelf	Mid-Centra USA 2005	0	1
2315	Connect	Mid-Centra USA 2005	0	0
2316	Copier Reduction	Mid-Centra USA 2005	2	2
2317	Time to Graduate	Mid-Centra USA 2005	0	0
2318	Painter	Mid-Centra USA 2005	3	4
2319	Consecutive Digits	Mid-Centra USA 2005	3	5
2320	Leapin' Lizards	Mid-Centra USA 2005	6	7
2321	Netiquette	Mid-Centra USA 2005	1	1
2322	Quicksum	Mid-Centra USA 2006	156	211
2323	implementation	Mid-Centra USA 2006	13	19
2324	Surprising Strings	Mid-Centra USA 2006	27	37
2325	Falling Ice	Mid-Centra USA 2006	0	0
2326	Frugal Search	Mid-Centra USA 2006	9	18
2327	Go Go Gorelians	Mid-Centra USA 2006	0	0
2328	Root of the Problem	Mid-Centra USA 2006	60	90
2329	Cocktails	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2330	Cramer's Rule	TUD Programmin Contest 2001, Darmstadt, Germany	12	32
2331	Knight Moves	TUD Programmin Contest 2001, Darmstadt, Germany	340	667
2332	Rat Attack	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2333	Automatic Poetry	TUD Programmin Contest 2001, Darmstadt, Germany	52	73
2334	Ranking List	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2335	Ship Journey	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2336	World Cup Noise	TUD Programmin Contest 2002, Darmstadt, Germany	119	223
2337	Warez Test	TUD Programmin Contest 2002, Darmstadt, Germany	0	0
2338	Rubik's Cube	TUD Programmin Contest 2002, Darmstadt, Germany	1	1
2339	Pumps and Pipes	TUD Programmin Contest 2002, Darmstadt, Germany	0	0
2340	Strange Towers of Hanoi	TUD Programmin Contest 2002, Darmstadt, Germany	4	5
2341	Darts	TUD Programmin Contest 2002, Darmstadt, Germany	6	7
2342	Time Planner	TUD Programmin Contest 2002, Darmstadt, Germany	2	4
2343	Ancient Plates	TUD Programmin Contest 2003, Darmstadt, Germany	0	0
2344	Box Art	TUD Programmin Contest 2003, Darmstadt, Germany	2	2
2345	Brainman	TUD Programmin Contest 2003, Darmstadt, Germany	13	25
2346	Friends	TUD Programmin Contest 2003, Darmstadt, Germany	0	1
2347	Manhattan 2025	TUD Programmin Contest 2003, Darmstadt, Germany	24	42
2348	Mayan Dates	TUD Programmin Contest 2003, Darmstadt, Germany	0	0
2349	Quadratic Residues	TUD Programmin Contest 2003, Darmstadt, Germany	8	17
2350	Regetni	TUD Programmin Contest 2003, Darmstadt, Germany	1	1
2351	Castle Walls	TUD Programmin Contest 2004, Darmstadt, Germany	22	46
2352	DNA Laboratory	TUD Programmin Contest 2004, Darmstadt, Germany	1	1
2353	Extra Terrestrial PISA Test	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2354	Heavy Transportation	TUD Programmin Contest 2004, Darmstadt, Germany	40	115
2355	Dory's Phonebook	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2356	Yeehaa!	TUD Programmin Contest 2004, Darmstadt, Germany	56	71
2357	Magic Trick	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2358	Formula Racing	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2359	Military Recruit	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	22	38
2360	Strategies	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	47	77
2361	StuPId	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	44	81
2362	Binary Tree	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	27	41
2363	Pia's Party	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	11	16
2364	Stamps	TUD Programmin Contest 2005, Darmstadt, Germany	14	21
2365	A Knight's Journey	TUD Programmin Contest 2005, Darmstadt, Germany	139	298
2366	Line Segments	TUD Programmin Contest 2005, Darmstadt, Germany	1	1
2367	Pimp My Ride	TUD Programmin Contest 2005, Darmstadt, Germany	1	1
2368	Scavenger Hunt	TUD Programmin Contest 2005, Darmstadt, Germany	1	1
2369	A Bug's Life	TUD Programmin Contest 2005, Darmstadt, Germany	54	98
2370	Rdeaalbe	TUD Programmin Contest 2005, Darmstadt, Germany	0	0
2371	Acid Text	TUD Programmin Contest 2005, Darmstadt, Germany	0	0
2372	Incomplete chess boards	TUD Programmin Contest 2005, Darmstadt, Germany	7	7
2373	Diophantus of Alexandria	TUD Programmin Contest 2006, Darmstadt, Germany	8	9
2374	Tudoku	TUD Programmin Contest 2006, Darmstadt, Germany	4	5
2375	Traveling Queen Problem	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2376	Mine Map	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2377	Knights of the Round Table	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2378	Honeymoon Hike	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2379	Relocation	TUD Programmin Contest 2006, Darmstadt, Germany	16	19
2380	Gauß in Elementary School	TUD Programmin Contest 2006, Darmstadt, Germany	23	43
2381	Kick-Tipp	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2382	Number Tricks	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	1	1
2383	Citystar	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	0	0
2384	Escape	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	0	0
2385	Holiday Gifts	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	0	0
2386	Soccer	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	7	20
2387	Grandpa's Rubik Cube	South America 2002	0	0
2388	This Sentence is False	South America 2002	0	0
2389	Will Indiana Jones Get There?	South America 2002	0	0
2390	Not Too Convex Hull	South America 2002	1	2
2391	I hate SPAM, but some people love it	South America 2002	8	16
2392	Noise Effect	South America 2002	0	0
2393	Supermarket	South America 2002	3	13
2394	Fake Tickets	South America 2002, Practice	74	104
2395	Square Lottery	South America 2002, Practice	0	2
2396	Uncle Tom's Inherited Land	South America 2002, Practice	21	31
2397	Street Race	IOI 1995	1	3
2398	Bar Codes	IOI 1995	0	1
2399	Network of Schools	IOI 1996	26	46
2405	How many minutes？——C语言初学者百题大战之六	yhr	7303	12564
2437	English word	style_luo	1176	2585
2441	Time Stop	wy	1075	3594
2442	Requiem of Souls	wy	1018	2489
2448	Inversion Number	wy	922	1668
2484	A Angle between two lines in space	tyh	0	0
2501	Delta-wave	Ural Collegiate Programmin Contest 1998	1286	2857
2502	Double Seventh Festival	yhr From hdu 1215	1744	4544
2504	Heritage from father	hdu1178	1358	2520
2506	Encoding	Zhejiang Provincial Programmin Contest 2005	1249	2344
2510	Prime Factor	hdu	281	917
2512	均分纸牌	NOIP2002tg	2246	5531
2513	连数问题	NOIP1998tg	2205	4525
2525	Is Greed Correct	Nju第五届ACM程 F题	17	44
2527	A Censored Smile	IPSC 2001	0	2
2528	Anagrams by Stack	Zhejiang University Local Contest 2001	34	78
2529	Mainframe	Asia 2001, Shanghai (Mainland China)	2	6
2530	Windows Message Queue	Zhejiang University Local Contest 2006, Preliminar	28	104
2534	Constructing Roads In JGShining's Kingdom	hdu1025	44	92
2535	Doing Homework	hdu1074	21	39
2536	Who's in the Middle	USACO 2004 November	173	342
2537	FatMouse and Cheese	Zhejiang University Training Contest 2001	106	237
2538	Bridging signals	Northweste Europe 2003	69	131
2541	Chopsticks	OIBH Reminiscen Programmin Contest	27	42
2542	Regular Words	Andrew Stankevich Contest #10 hdu1502	10	19
2543	White Rectangles	ZOJ Monthly, January 2004 hdu1510	10	17
2554	过河卒	NOIP 2002	243	1152
2555	数字游戏	NOIP 2003	61	99
2556	拦截导弹	NOIP 1999	383	2563
2557	乘积最大	NOIP 2000	24	104
2559	加分二叉树	NOIP 2003	22	44
2566	Giftbox	POJ Monthly--2	97	273
2567	Tempter of the Bone	Zhejiang Provincial Programmin Contest 2004	249	1620
2568	Asteroids	South Central USA 2001	21	71
2569	Nightmare	hdu1072	127	249
2571	Calling Extraterrestrial Intelligence Again	hdu1239	8	22
2572	Prime Ring Problem	Asia 1996, Shanghai (Mainland China)hdu1	43	162
2573	A strange lift	hdu1548	5	17
2574	砝码称重	NOIP T96-4	268	649
2610	Ignatius and the Princess III	hdu	135	176
2611	Holding Bin-Laden Captive!	hdu	75	191
2612	Square Coins	Asia 1999, Kyoto (Japan)	87	117
2613	Coin Change	浙江工业大学网络选拔	105	316
2619	Reverse The Sequence	Shanghai Jiaotong University Programmin Contest 2004,Pract Session	151	187
2620	Savings Account	Rocky Mountain 2006, Practice	126	135
2621	Count	Rocky Mountain 2006, Pracitce	105	160
2622	GPA	Rocky Mountain 2006, Practice	122	193
2651	Who owns the Amiga?	Svenskt Mäste i Programmer 2004	1	2
2652	Lazy Evaluation	Svenskt Mäste i Programmer 2004	0	2
2653	Tourist	Svenskt Mäste i Programmer 2004	8	17
2654	Shoot-out	Nordic 2006	1	3
2655	Tour Guide	Nordic 2006	0	1
2656	Nasty Hacks	Nordic 2006	99	114
2657	Jezzball	Nordic 2006	0	1
2658	Card Trick	Nordic 2006	18	23
2659	Traveling Salesman	Nordic 2006	0	0
2660	Whac-a-Mole	Nordic 2006	1	2
2661	Random Walking	Nordic 2006	0	0
2662	Honeycomb Walk	Nordic 2006	23	32
2663	Fibonacci Number	Shanghai Jiaotong University Programmin Contest 2004	481	1056
2664	Word Reversal	Shanghai Jiaotong University Programmin Contest 2004	158	198
2665	Adding 1s, 2s, and 3s	Shanghai Jiaotong University Programmin Contest 2004	73	87
2666	Triangle Centers	Shanghai Jiaotong University Programmin Contest 2004	9	22
2667	Jimmy's Riddles	Shanghai Jiaotong University Programmin Contest 2004	2	5
2668	Rhombs	Shanghai Jiaotong University Programmin Contest 2004	0	0
2670	Antimonotonicity	Waterloo Local Contest, 2007.7.14	18	59
2671	Humidex	Waterloo Local Contest, 2007.7.14	63	169
2673	Texas Trip	Waterloo Local Contest, 2007.7.14	6	16
2674	Bridge Bidding	Rocky Mountain 2006	2	5
2675	Baskets of Gold Coins	Rocky Mountain 2006	59	115
2676	Human Knot	Rocky Mountain 2006	2	2
2677	Permutation Recovery	Rocky Mountain 2006	52	96
2678	Doors and Penguins	Rocky Mountain 2006	19	34
2679	Knots	Rocky Mountain 2006	42	47
2680	Toothpick Arithmetic	Rocky Mountain 2006	33	81
2681	Rectilinear polygon	Waterloo Local Contest, 2006.9.30	1	4
2682	Semi-prime H-numbers	Waterloo Local Contest, 2006.9.30	31	58
2683	Life Forms	Waterloo Local Contest, 2006.9.30	8	14
2685	Rinse	Waterloo Local Contest, 2006.9.30	1	12
2686	Divisibility	Stanford Local 2007	41	87
2688	Game Dice	Stanford Local 2007	35	108
2689	Baking Cakes	Stanford Local 2007	26	66
2692	Censorship	Stanford Local 2007	1	3
2695	Who is the CEO?	浙江理工大学第三届A	161	308
2696	Design the stop of the Elevator	浙江理工大学第三届A	8	39
2697	Roman Empire	浙江理工大学第三届A	6	61
2698	Escape from Enemy Territory	浙江理工大学第三届程	0	5
2700	Obfuscation	浙江理工大学第三届A	4	12
2701	And Then There Was One	Aisa 2007, Japan	15	23
2702	Prime Gap	Asia 2007, Japan	107	137
2703	Geometric Map	Asia 2007, Japan	0	0
2704	Slim Span	Asia 2007, Japan	22	42
2705	The Morning after Halloween	Asia 2007, Japan	0	1
2706	Bug Hunt	Asia 2007, Japan	0	1
2707	The Teacher’s Side of Math	Asia 2007, Japan	0	0
2708	Rare Order	World Finals 1989	4	16
2709	Squares	World Finals 1989	0	1
2710	Repeating Decimals	World Finals 1989	4	7
2712	The Mobius Function	信电学院第一届ACM	24	190
2714	Anniversaries	信电第一届ACM	1	23
2715	Elevator Simulation	acm	1	3
2716	Word Reversal	East Central North America 1999, Practice	203	405
2723	纪念邮票	GDKOI2006	140	649
2724	Mispelling4	Greater New York 2007	137	190
2725	Conversions	Greater New York 2007	85	138
2726	Encoding	Greater New York 2007	21	48
2727	Decoding	Greater New York 2007	36	58
2728	Flipping Burned Pancakes	Greater New York 2007	20	27
2729	Monkey Vines	Greater New York 2007	7	8
2730	Model Rocket Height	Greater New York 2007	8	9
2731	Tiling a Grid With Dominoes	Greater New York 2007	17	24
2732	Spatial Concepts Test	Greater New York 2007	3	3
2734	Army Strength	IPSC2008	10	20
2735	Breaking in	IPSC 2008	34	66
2736	Discover All Sets	IPSC 2008	1	4
2737	Expected Cost	IPSC 2008	0	1
2738	Find the Meaning	IPSC 2008	0	2
2739	Inventing Test Data	IPSC 2008	6	17
2740	Just a Single Lie	IPSC 2008	0	0
2741	K Equal Digits	IPSC 2008	6	34
2742	Large party	IPSC 2008	4	7
2743	Perfect Rhyme	IPSC 2008 sample	0	44
2744	Railroad Map	IPSC 2008 sample	0	9
2745	First Composed, Then Transposed	Mid Atlantic USA 2007	8	21
2746	Mobiles Alabama	Mid Atlantic USA 2007	0	0
2747	Out of Sight	Mid Atlantic USA 2007	6	9
2748	Witness Redaction Plan	Mid Atlantic USA 2007	9	13
2749	Safety in Alchemy	Mid Atlantic USA 2007	6	6
2750	Potholes	Mid Atlantic USA 2007	4	12
2751	Bulls and Cows	Mid Atlantic USA 2007	32	40
2752	The Turn of the Shrew	Mid Atlantic USA 2007	26	28
2753	Lunacy	Mid Atlantic USA 2007, Practice	249	333
2754	守望者的逃离	NOIP 2007 普及组第三题	33	35
2762	From xiaofeng 挖地雷	动态规划练习题	13	16
2765	Ambiguous Codes	ACM South American Programmin Contest 2007	0	0
2766	Ballroom Lights	ACM South American Programmin Contest 2007	0	1
2767	Car Plates Competition	ACM South American Programmin Contest 2007	1	1
2768	Drop the Triples	ACM South American Programmin Contest 2007	2	8
2769	Emoticons :-)	ACM South American Programmin Contest 2007	1	3
2770	Finding Seats	ACM South American Programmin Contest 2007	1	2
2771	Galou is back!	ACM South American Programmin Contest 2007	1	3
2772	He is offside!	ACM South American Programmin Contest 2007	2	2
2773	ICPC Scoreboard	ACM South American Programmin Contest 2007	1	2
2774	Justice League	ACM South American Programmin Contest 2007	1	1
2775	Acquapia	South America 2007,Pract	5	19
2776	Og	South America 2007, Practice	150	173
2780	食物链	Noi 01	64	190
2782	One is an Interesting Number	South Central USA 2007	6	6
2783	Verdis Quo	South Central USA 2007	33	36
2784	The Screen Behind the Mirror	South Central USA 2007	1	1
2785	Another Brick in the Wall	South Central USA 2007	3	3
2786	The Sidewinder Sleeps Tonite	South Central USA 2007	1	3
2789	Another Version of the Truth	South Central USA 2007	1	1
2790	The Final Countdown	South Central USA 2007	1	1
2791	八数码问题	Lin Jiudui	77	200
2792	点灯问题	Lin Jiudui recommend	11	45
2793	N皇后问题	Lin Jiudui	101	282
2794	Rock, Paper, or Scissors?	Pacific Northwest 2007	75	111
2795	Missile Command	Pacific Northwest 2007	0	1
2796	Palindromic Primes Category in Jeopardy!	Pacific Northwest 2007	11	85
2797	Pebbles	Pacific Northwest 2007	0	0
2798	Rubik's Cube	Pacific Northwest 2007	1	1
2799	Geek Challenge [SKRZAT] (Base Minus Two)	Pacific Northwest 2007	33	66
2800	Frogger	Pacific Northwest 2007	0	2
2801	“Bubble Gum, Bubble Gum, in the dish, how many pieces do you wish?”	Pacific Northwest 2007	39	67
2802	Games R Us	Pacific Northwest 2007	0	0
2803	Cover Up	Pacific Northwest 2007	0	0
2804	Bridged Marble Rings	Pacific Northwest 2007	0	0
2805	Phone List	Nordic 2007	56	162
2806	Cuckoo Hashing	Nordic 2007	0	0
2807	Optimal Parking	Nordic 2007	36	41
2808	Copying DNA	Nordic 2007	0	2
2809	Circle of Debt	Nordic 2007	0	0
2810	Full Tank?	Nordic 2007	7	10
2811	Nested Dolls	Nordic 2007	19	44
2812	Shopaholic	Nordic 2007	37	58
2813	Moogle	Nordic 2007	1	1
2815	March of the Penguins	Northweste Europe 2007	21	27
2816	Containers	Northweste Europe 2007	0	0
2817	Escape from Enemy Territory	Northweste Europe 2007	4	11
2818	Summits	Northweste Europe 2007	1	1
2819	Obfuscation	Northweste Europe 2007	5	9
2820	Tower Parking	Northweste Europe 2007	3	4
2822	Tree Grafting	Rocky Mountain 2007	0	1
2823	Look and Say	Rocky Mountain 2007	101	170
2824	Server Relocation	Rocky Mountain 2007	2	2
2825	Coin Toss	Rocky Mountain 2007	0	1
2826	Vacation Rentals	Rocky Mountain 2007	0	0
2827	Baseball	Rocky Mountain 2007	0	0
2828	Team Work	Rocky Mountain 2007	0	0
2829	Wavelet Compression	Rocky Mountain 2007	2	3
2830	Elementary Additions	Rocky Mountain 2007	1	1
2834	Loan Scheduling	Southeaste Europe 2007	0	0
2836	Highway	Southeaste Europe 2007	13	33
2838	The Stable Marriage Problem	Southeaste Europe 2007	3	4
2840	The Suspects	Asia Kaohsiung 2003	67	104
2841	Calling Extraterrestrial Intelligence Again	Japan 2002 Kanazawa	934	2391
2843	Roman Expressions	CTU Open 2007	0	0
2844	Geometric Shapes	CTU Open 2007	3	5
2845	Corporate Identity	CTU Open 2007	21	42
2851	Area of Circles		67	253
2852	排序分数	Lin Jiudui	72	243
2853	表达式计算	Lin Jiudui	71	266
2854	高精度问题	Lin Jiudui	141	508
2855	看谁快	Lin Jiudui	10	22
2856	集合划分	Lin Jiudui	28	71
2857	单调序列	Lin Jiudui	24	128
2858	Pass	TUD Programmin Contest 2008, sigle	88	119
2859	Alfredo's Pizza Restaurant	University of Ulm Local Contest 2008.7.11	111	206
2860	Convert Kilometers to Miles	University of Ulm Local Contest 2008.7.11	33	63
2862	Online Shopping	TUD Contest 2008, Darmstadt, Germany	4	26
2863	Playground Hideout	TUD Contest 2008, Darmstadt, Germany	64	198
2864	Rain on your Parade	TUD Contest 2008, Darmstadt, Germany	16	90
2865	Olympic Games	TUD Contest 2008, Darmstadt, Germany	22	131
2866	Filthy Rich	TUD Contest 2008, Darmstadt, Germany	40	70
2867	Robotic Invasion	TUD Contest 2008, Darmstadt, Germany	3	16
2868	Higher Math	TUD Contest 2008, Darmstadt, Germany	114	190
2870	Prefix Sort		34	166
2871	Shaking Hands		47	141
2872	String Comparator		165	499
2877	Cranes	University of Waterloo Local Contest 2008.10.04	13	56
2878	WiFi	University of Waterloo Local Contest 2008.10.04	5	7
2879	Exact Change	University of Waterloo Local Contest 2008.10.04	41	119
2880	Dominos 2	University of Waterloo Local Contest 2008.10.04	31	111
2881	Logo 2	University of Waterloo Local Contest 2008.10.04	6	21
2882	Laurel Creek	University of Waterloo Local Contest 2008.9.27	1	2
2883	Rocket Stages	University of Waterloo Local Contest 2008.9.27	21	59
2884	Virtual Friends	University of Waterloo Local Contest 2008.9.27	51	134
2885	Dominos	University of Waterloo Local Contest 2008.9.27	2	63
2886	Logo	University of Waterloo Local Contest 2008.9.27	67	176
2887	Trainsorting	University of Waterloo Local Contest 2008.6.15	6	32
2888	Classified	University of Waterloo Local Contest 2008.6.15	2	5
2889	Hot Spot	University of Waterloo Local Contest 2008.6.15	2	7
2890	Snakes and Ladders	University of Waterloo Local Contest 2008.6.15	17	40
2891	Balance	University of Waterloo Local Contest 2008.6.15	2	4
2892	Unique Snowflakes	University of Waterloo Local Contest 2009.2.8	30	106
2893	Ocean Currents	University of Waterloo Local Contest 2009.2.8	14	66
2894	Colliding Traffic	University of Waterloo Local Contest 2009.2.8	2	11
2895	Zerg Rush!!!	University of Waterloo Local Contest 2009.2.8	1	2
2896	Scrolling Sign		61	151
2900	二级C考前训练——modify_最大最小	2级C强化训练题	94	393
2901	二级C考前训练——modify_最大公约数	2级C迎考强化题	4	213
2904	shaking		4	9
2905	String		8	12
2906	anwei		1	3
2913	A Angle between two lines in space	tyh	179	507
2914	Business trip	tyh	301	961
2915	Chocolate, ice cream or kiskatom	tyh	176	446
2916	Dinner is difficult in that world	tyh	41	257
2917	Equation's solution	tyh	73	323
2918	Final Area	tyh	9	38
2919	Get X points	tyh	39	142
2920	Hi I'm the easiest	tyh	227	337
2921	Cup	The 4th Baidu Cup Central China Invitation Programmin Contest(Fi Round)	43	150
2922	Find the Path	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	20	33
2923	Five in a Row, Again	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	15	20
2924	Minimum Heap	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	24	37
2925	Name PK	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	22	43
2926	Pendant	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	9	17
2927	Radar	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	12	27
2928	Ring	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	16	27
2929	Run	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	13	33
2930	Toxophily	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	17	37
2931	Apocalyptic Alignment	2008 Stanford Local Programmin Contest	12	27
2932	Boundless Boxes	2008 Stanford Local Programmin Contest	22	41
2933	Cargo Carriage	2008 Stanford Local Programmin Contest	7	8
2934	Dreadful Deadlines	2008 Stanford Local Programmin Contest	20	39
2935	Earthquake Emendations	2008 Stanford Local Programmin Contest	6	20
2936	Folded Fixtures	2008 Stanford Local Programmin Contest	6	8
2937	Globulous Gumdrops	2008 Stanford Local Programmin Contest	24	50
2938	Honed Hops	2008 Stanford Local Programmin Contest	1	7
2941	Cow Cycling	USACO 2002 February	7	8
2943	Fiber Communications	USACO 2002 February	9	31
2945	Triangular Pastures	USACO 2002 February	39	90
2947	Rebuilding Roads	USACO 2002 February	27	29
2948	Apple Catching	USACO November, 2004 Qualificat Round	63	124
2949	Books	USAICO 2005 Day 3	20	38
2950	Cow Pie Treasures	USACO October, 2006 Qualificat Round	5	12
2951	Numbering the Cows	CMP07 D4 ,Romanian Olympiad, 2001	14	28
2952	Contest Digests	USAICO 2005 Day 1	9	37
2953	Cow Cash	USACO October, 2007 Gold Competitio	38	83
2954	Cow Exhibition	USACO Fall, 2003 Green Competitio	19	23
2955	Elite Eating	USACO December, 2003 Green Competitio	3	18
2956	Space Elevator	USACO March, 2005 Gold Competitio	38	97
2957	Apples	USACO Fall, 2002 Green Competitio	11	32
2958	Millenium Leapcow	USACO 2003 U S Open Green Competitio	6	7
2959	The County Fair	USACO 2006 U S Open Gold Competitio	18	44
2960	The Cow Lexicon	USAICO 2006 Day 5	22	54
2961	Turning in Homework	USACO 2004 U S Open Green Competitio	3	5
2962	Haybale Storage	USAICO 2006 Day 4	0	5
2963	Problem Solving	USACO January, 2007 Gold Competitio	1	2
2964	Cheapest Palindrome	USACO 2007 U S Open Gold Competitio	8	15
2965	Treats for the Cows	USACO February, 2006 Gold Competitio	4	5
2966	Alea iacta est	CTU Open Contest 2008	2	3
2967	On-Line Banking	CTU Open Contest 2008	14	36
2968	International Collegiate Programming Contest	CTU Open Contest 2008	0	2
2969	Careful Declaration	CTU Open Contest 2008	5	20
2972	Safe Gambling	CTU Open Contest 2008	1	13
2974	Tree Insertions	CTU Open Contest 2008	13	20
2975	Equilibrium Mobile	Northweste Europe 2008	5	12
2976	Proving Equivalences	Northweste Europe	21	35
2978	Disgruntled Judge	Northweste Europe 2008	26	38
2979	Easy Climb	Northweste Europe 2008	5	24
2981	Matchsticks	Northweste Europe 2008	25	58
2982	White Water Rafting	Northweste Europe 2008	12	28
2984	Videopoker	Northweste Europe 2008	1	6
2985	Sixth Grade Math	Greater New York Regional 2008	189	220
2986	Cryptoquote	Greater New York Regional 2008	148	236
2987	Binary Clock	Greater New York Regional 2008	120	147
2988	Recursively Palindromic Partitions	Greater New York Regional 2008	97	185
2989	Text Messaging Improvement?	Greater New York Regional 2008	0	3
2990	Extended Normal Order Sort	Greater New York Regional 2008	5	28
2991	Area of Polycubes	Greater New York Regional 2008	28	59
2992	The Two Note Rag	Greater New York Regional 2008	7	20
2993	Joe’s Triangular Gardens	Greater New York Regional 2008	3	4
2994	Naptime	USACO January, 2005 Gold Competitio	1	1
2995	Palindromic Tax Paths	USACO Fall, 2002 Green Competitio	3	19
2996	Counting Binary Trees	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	24	49
2997	Guess the Pattern	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	0	0
2998	List Operations	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	16	45
2999	Windows	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	0	0
3000	Inviting Friends	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	13	24
3001	Treeland Exhibition	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	9	21
3002	Special Flow	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	0	0
3003	Resource Archiver	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	16	44
3004	Strange Clock	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	65	207
3005	Selecting Frames	The 34th ACM‐ICPC Asia Regional 2009 Ningbo Site NIT Cup National Invitation Contest	12	41
3006	Ski Lessons	USACO Open 2009 Gold	7	10
3007	Work Scheduling	USACO 2009 Open Gold	27	155
3009	Bovine Embroidery	USACO 2009 Open	13	87
3010	Time Cards	USACO 2009 Open Bronze	81	164
3014	Hide and Seek	USACO 2009 Silver	19	68
3015	Cow Line	USACO 2009 Silver	79	203
3016	Cow Digit Game	USACO 2009 Open	47	150
3017	Grazing2	USACO 2009 Silver	6	26
3018	A simple task	yhr	85	292
3020	Close Enough Computations		66	234
3021	I-Soar		35	180
3022	Trie, Trie Again		0	0
3023	Lawrence of Arabia		42	81
3024	Series / Parallel Resistor Circuits		6	22
3025	Combination Lock		59	87
3027	Signal Strength		6	31
3028	Baby, fly higher	Tommy	128	584
3031	非常数列	ice	147	461
3032	零花钱	ice	114	747
3033	勤奋的ICE	ice	91	231
3034	体育老师的要求	ice	598	1455
3035	2009!	liangyu	80	212
3036	Operating system	2009多校联合训练	3	19
3037	Traversal	Changdi	40	97
3038	Calculation	2009多校联合训练	12	76
3039	Cow Sorting	2009ACM多校联	42	170
3041	Self-Replicating Numbers	2009acm多校联	1	10
3042	Visible Trees	2009ACM多校联	29	78
3043	Chinese Rings	2009ACM多校联	34	60
3044	I Will Win	2009ACM多校联	24	43
3046	Assignment	2009ACM多校联	8	11
3047	Central Meridian Number	2009ACM多校联	10	16
3048	Fibonacci Check-up	2009ACM多校联	26	38
3052	Perfect Election	Southeaste European 2008	22	46
3053	Lucky cities	Southeaste European 2008	1	14
3054	Build Your Home	Southeaste European 2008	49	66
3055	Quick answer	Southeaste European 2008	24	54
3057	GCD Determinant	Southeaste European 2008	13	19
3058	Internet Service Providers	Southeaste European 2008	17	25
3059	Aerodynamics		0	0
3060	Blind Walk	Northeaste European 2008	0	0
3062	Drive through MegaCity	Northeaste European 2008	0	0
3063	Exclusive Access	Northeaste European 2008	0	0
3064	Fibonacci System	NEERC 2008	7	14
3065	Giant Screen		1	1
3067	iSharp		5	13
3068	Javanese Cryptoanalysis		0	0
3069	KINA Is Not Abbreviation		0	0
3070	Rooks	University of Waterloo Local Contest 2009.10.3	29	85
3071	Pipes	University of Waterloo Local Contest 2009.10.3	2	3
3072	Cantor	University of Waterloo Local Contest 2009.10.3	43	104
3073	Meltdown	University of Waterloo Local Contest 2009.10.3	9	17
3074	sqrt log sin	University of Waterloo Local Contest 2009.10.3	43	97
3081	A sieries of nine	chenwenwen	8	33
3083	Is it a prime	chenwenwen	33	184
3084	Permutation	chenwenwen	29	57
3085	Water or not water is a question	chenwenwen	29	89
3088	Let the Balloon Rise	04省赛	128	386
3090	Tick and Tick	04省赛	11	33
3091	Quoit Design	04省赛	38	195
3095	Starship Troopers	04省赛	5	73
3096	Accurately Say "CocaCola"!	The 5th Zhejiang Provincial Collegiate Programmin Contest	96	128
3097	Build The Electric System	The 5th Zhejiang Provincial Collegiate Programmin Contest	61	106
3098	Colorful Rainbows	The 5th Zhejiang Provincial Collegiate Programmin Contest	26	55
3099	Easy Task	The 5th Zhejiang Provincial Collegiate Programmin Contest	68	103
3100	Faster, Higher, Stronger	The 5th Zhejiang Provincial Collegiate Programmin Contest	111	147
3101	Give Me the Number	The 5th Zhejiang Provincial Collegiate Programmin Contest	65	128
3102	Hurdles of 110m	The 5th Zhejiang Provincial Collegiate Programmin Contest	44	102
3103	Just Pour the Water	The 5th Zhejiang Provincial Collegiate Programmin Contest	23	37
3104	Kinds of Fuwas	The 5th Zhejiang Provincial Collegiate Programmin Contest	75	129
3105	Light Bulbs	The 5th Zhejiang Provincial Collegiate Programmin Contest	15	27
3108	Minimum Inversion Number	线段树练习	70	109
3112	Find Max		75	357
3113	Interval Challenge		28	152
3114	The Quintessence of Chinese Culture——Mah-jong		15	27
3115	Special Container		34	173
3116	Equilateral Triangle		97	175
3117	Three bad friends		29	72
3118	Billboard	线段树练习	77	119
3121	I Hate It	线段树练习	114	216
3123	Picture	线段树练习	19	49
3125	Happy Children’s Day	线段树练习	106	387
3127	Benny's Compiler	Zhejiang Provincial Programmin Contest 2005	35	122
3128	Total Amount	Zhejiang Provincial Programmin Contest 2005	72	241
3129	2506	Zhejiang Provincial Programmin Contest 2005	20	24
3130	Cover the Rectangular Ground	Zhejiang Provincial Programmin Contest 2005	27	80
3131	Simplest Task in Windows	Zhejiang Provincial Programmin Contest 2005	35	78
3132	Unique Ascending Array	Zhejiang Provincial Programmin Contest 2005	87	115
3135	Equal Sum Partitions	Greater New York 2009	47	59
3137	Running Median	Greater New York 2009	47	108
3138	The Next Permutation	Greater New York 2009	46	89
3139	Adjacent Bit Counts	Greater New York 2009	17	19
3140	Convex Hull of Lattice Points	Greater New York 2009	22	29
3141	Interior Points of Lattice Polygons	Greater New York 2009	12	13
3143	Euclid	Mid-Atlant 2009	34	90
3144	Block Game	Mid-Atlant 2009	0	5
3145	Parlay Wagering	Mid-Atlant 2009	0	15
3146	The Ninja Way	Mid-Atlant 2009	19	45
3147	Extended Manhattan Distance	Mid-Atlant 2009	0	4
3148	Off the Wall	Mid-Atlant 2009	0	0
3149	Stringer	Mid-Atlant 2009	16	47
3150	Word ladder	Mid-Atlant 2009	79	198
3151	Reforestation	The 6th Zhejiang Provincial Collegiate Programmin Contest	6	14
3152	Second-price Auction	The 6th Zhejiang Provincial Collegiate Programmin Contest	81	117
3153	Light Bulb	The 6th Zhejiang Provincial Collegiate Programmin Contest	58	87
3154	Connect them	The 6th Zhejiang Provincial Collegiate Programmin Contest	40	107
3155	80ers' Memory	The 6th Zhejiang Provincial Collegiate Programmin Contest	75	171
3156	Treasure Map	The 6th Zhejiang Provincial Collegiate Programmin Contest	26	42
3157	A Stack or A Queue?	The 6th Zhejiang Provincial Collegiate Programmin Contest	109	122
3158	Dream City	The 6th Zhejiang Provincial Collegiate Programmin Contest	40	75
3159	Derivative	The 6th Zhejiang Provincial Collegiate Programmin Contest	7	31
3160	Fibonacci1	chenwenwen	42	165
3161	Bordering on Madness	East Central Regional Contest 2008	4	4
3162	Jack of All Trades	2008 East Central Regional Contest	2	33
3163	LCR	2008 East Central Regional Contest	18	87
3164	Party Party Party	2008 East Central Regional Contest	27	112
3165	Su-Su-Sudoku	2008 East Central Regional Contest	31	70
3166	Tanks a Lot	2008 East Central Regional Contest	0	6
3167	The Worm Turns	2008 East Central Regional Contest	0	1
3168	You’ll be Working on the Railroad	2008 East Central Regional Contest	0	5
3169	Poking the Social	TUD Contest 2008, Darmstadt, Germany , single	30	75
3170	Prime	TUD Contest 2008, Darmstadt, Germany, single	16	58
3171	Pass	TUD Contest 2008, Darmstadt, Germany, single	45	64
3172	Palindromes	TUD Contest 2008, Darmstadt, Germany, single	7	16
3173	Prehistoric Operating Systems	TUD Contest 2008, Darmstadt, Germany, single	46	89
3174	World Islands	2010 National Programmin Invitation Contest Host by ZSTU	82	198
3175	Baseball of Planet Pandora	2010 National Programmin Invitation Contest Host by ZSTU	31	53
3176	String-Matching Automata	2010 National Programmin Invitation Contest Host by ZSTU	28	50
3177	Elune’s Arrow	2010 National Programmin Invitation Contest Host by ZSTU	29	119
3178	Chase	2010 National Programmin Invitation Contest Host by ZSTU	9	42
3179	Passing the Message	2010 National Programmin Invitation Contest Host by ZSTU	65	104
3180	Snail Alice	2010 National Programmin Invitation Contest Host by ZSTU	48	171
3181	An Odd Award Rule	2010 National Programmin Invitation Contest Host by ZSTU	112	403
3182	Single CPU, multi-tasking	2010 National Programmin Invitation Contest Host by ZSTU	79	316
3183	Tour Route	2010 National Programmin Invitation Contest Host by ZSTU	0	46
3184	Cubist Artwork	Asia 2009, Japan	21	31
3185	Repeated Substitution with Sed	Asia 2009. Japan	6	13
3186	Swimming Jam	Asia 2009, Japan	0	0
3187	Separate Points	Asia 2009, Japan	2	8
3188	Origami Through-Hole	Asia 2009. Japan	0	0
3189	Chemist’s Math	Asia 2009, Japan	0	2
3190	Malfatti Circles	Asia 2009, Japan	0	1
3191	Twenty Questions	Asia 2009, Japan	0	7
3192	Hobby on Rails	Asia 2009, Japan	0	0
3193	Infected Land	Asia 2009, Japan	0	0
3198	It's the "Final Kill" time!	Jsky	57	274
3200	Tour	multi	21	43
3201	Necklace	multi	6	8
3202	Manhattan Distance	multi	5	6
3203	Thieves	multi	11	12
3204	Segment	multi	5	7
3205	The Little Architect	multi	4	4
3206	Dangerous Situation	multi	0	1
3207	A Game In The Darkness	multi	1	1
3208	Watch The Movie		22	33
3209	Star Gazer	multi	32	35
3210	Catch	multi	11	15
3211	Code	multi	6	9
3212	Division	multi	8	15
3213	Bad Serial Inc.	multi	2	2
3214	Good Serial Inc.	multi	9	12
3215	A Very Simple Problem	multi	7	11
3216	Matrix Game	multi	11	14
3217	Count 101	multi	46	124
3218	Interview	multi	21	31
3219	Play with Chain	multi	9	14
3220	whosyourdaddy	multi	4	5
3221	Flight	multi	22	62
3222	Fling	multi	3	3
3223	Calculation 2	multi	21	34
3224	Huson's Adventure Island	multi	1	1
3225	Perfect Sequence	multi	12	18
3226	Best String	multi	2	9
3227	Writing Robot	multi	4	4
3228	Monkey Party	multi	3	5
3229	Print Article	multi	23	34
3230	Adopt or not	muti	1	1
3231	Boring counting	muti muti	10	18
3232	Lucky Coins Sequence	muti	18	19
3234	An easy Problem	muti	14	20
3235	Minimum Integer sequence	muti	9	28
3236	Image copy detection	muti	12	13
3237	Perfect Squares	muti	16	17
3238	Orienteering	muti	1	1
3239	PAINTING	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	16	23
3240	Daizhenyang's Coin	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	4	8
3241	A sample Hamilton path	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	19	33
3242	Daizhenyang's Letter	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	10	17
3243	EditingOperation	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	1	1
3244	The Team of ACM/ICPC	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	10	18
3245	ZaakDov is doing his math problem!	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	3	5
3246	Roba number	2010 ACM-ICPC Multi-Univ Training Contest（11 by BUPT	30	34
3247	Computer Assembling	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	13	15
3248	SPY	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	26	40
3249	The Simple Programming Language	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	6	6
3250	Bomberman - Just Search!	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	11	13
3251	Subsequence	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	13	18
3255	Match	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	12	18
3256	Max Angle	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	9	26
3257	Escape	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	1	1
3258	Tree	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	8	18
3259	AreYouBusy	2010 ACM-ICPC Multi-Univ Training Contest（10 by HEU	15	25
3260	Another Contest	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	25	44
3261	Bomb	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	15	19
3262	Continued Fraction	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	10	17
3263	Divide Game	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	1	1
3264	Easy Geometry	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	1	2
3265	Frost Chain	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	2	8
3266	Graph’s Cycle Component	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	15	26
3267	How many times	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	9	14
3268	Interesting Tour	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	2	2
3269	Jesus of Suburbia	2010 ACM-ICPC Multi-Univ Training Contest（12 by WHU	1	4
3270	A Task Process	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	11	11
3271	Sequence Adjustment	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	3	3
3272	A new Graph Game	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	14	25
3273	Queue-jumpers	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	7	14
3274	Garden	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	1	1
3275	ACM Training	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	1	1
3276	Sequence	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	6	11
3277	House Man	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	17	26
3278	Rotation	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	2	2
3279	Three Kingdoms	2010 ACM-ICPC Multi-Univ Training Contest（1） by FZU	10	10
3280	Shift Number	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	14	19
3281	The Volume of Simple Polyhedron	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	3	3
3282	The Diary of Math Teacher	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	2	2
3283	daizhenyang's chess	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	5	5
3284	Count The Keyword	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	2	2
3285	Bag Problem	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	8	24
3286	Consumer	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	28	39
3287	Counting Sequences	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	17	18
3288	Beat drop	2010 ACM-ICPC Multi-Univ Training Contest（2） by BUPT	3	4
3289	Another LIS	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	22	22
3290	Bi-peak Number	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	1	6
3291	Counting Heads	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	3	4
3292	Eight II	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	1	5
3293	Help Johnny	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	20	29
3294	Imaginary Date	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	15	18
3295	More happiness	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	3	5
3296	N-dimensional Sphere	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	20	27
3297	Task Schedule	2010 ACM-ICPC Multi-Univ Training Contest（13 by UESTC	13	21
3298	A Puzzle Game	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	5	5
3299	Buy Sticks	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	23	46
3300	Cube Min Surface Carving	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	5	7
3301	Digit Size	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	27	44
3302	Elevators in Jiayuan Students' Apartment	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	11	15
3303	Fast Arrangement	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	16	25
3304	Greedy Tino	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	27	49
3305	Hello Kiki	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	29	65
3306	Isosceles Right Triangles	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	14	15
3307	Judge Segments	2010 ACM-ICPC Multi-Univ Training Contest（14 by BJTU	13	16
3308	CodeMaker	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	3	3
3309	Cube	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	14	18
3310	maximum shortest distance	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	13	23
3311	Information Disturbing	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	22	27
3312	NUDOTA	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	7	8
3313	Pair	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	1	1
3314	Jacobi symbol	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	8	8
3315	PP and QQ	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	4	6
3316	The trouble of Xiaoqian	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	25	43
3317	World Exhibition	2010 ACM-ICPC Multi-Univ Training Contest（15 by NUDT	14	16
3326	A Pair of Graphs	2008 Asia Regional Hangzhou	14	21
3327	Binary Integer	2008 Asia Regional Hangzhou	0	0
3328	Cryptography Reloaded	2008 Asia Regional Hangzhou	1	7
3329	Déjà vu	2008 Asia Regional Hangzhou	0	8
3330	Experiment on a … “Cable”	2008 Asia Regional Hangzhou	0	0
3331	Fire-Control System	2008 Asia Regional Hangzhou	3	16
3332	Get-Together at Stockholm	2008 Asia Regional Hangzhou	14	18
3333	History of Languages	2008 Asia Regional Hangzhou	1	1
3334	Image Processing	2008 Asia Regional Hangzhou	0	0
3335	Junk-Mail Filter	2008 Asia Regional Hangzhou	25	61
3336	The Neptune Adventure	2009 ACM ICPC South Central USA Regional Programmin Contest	9	26
3337	Phil In the Blanks	2009 ACM ICPC South Central USA Regional Programmin Contest	0	10
3338	Honeycomb, Honeycomb, Me Want Honeycomb!	2009 ACM ICPC South Central USA Regional Programmin Contest	11	30
3339	YO!	2009 ACM ICPC South Central USA Regional Programmin Contest	7	20
3340	Barcode of Judgment	2009 ACM ICPC South Central USA Regional Programmin Contest	4	5
3341	Frenemies	2009 ACM ICPC South Central USA Regional Programmin Contest	0	7
3342	Know When to Hold Them	2009 ACM ICPC South Central USA Regional Programmin Contest	2	4
3343	I'm Attacking the Darkness!	2009 ACM ICPC South Central USA Regional Programmin Contest	13	39
3344	Naughty fairies	2010 Asia Hangzhou Regional	1	1
3345	Prison Break	2010 Asia Hangzhou Regional	13	53
3346	To Be an Dream Architect	2010 Asia Hangzhou Regional	11	47
3347	Gomoku	2010 Asia Hangzhou Regional	5	10
3348	Gunshots	2010 Asia Hangzhou Regional	2	3
3349	Rotational Painting	2010 Asia Hangzhou Regional	14	42
3350	Traffic Real Time Query System	2010 Asia Hangzhou Regional	9	29
3351	National Day Parade	2010 Asia Hangzhou Regional	15	29
3352	Searchlights	2010 Asia Hangzhou Regional	7	10
3353	Infinite monkey theorem	2010 Asia Hangzhou Regional	9	21
3354	ACMER,KEEP IT UP		81	241
3355	B-Nim Sum		93	227
3357	Decreasing Digits		78	191
3358	E-Scanning UPC Barcodes		16	40
3359	The Simple Fax		14	58
3362	I²C		1	1
3363	Just Old Faioned Typeſetting		3	22
3369	Egypt	University of Waterloo Local Contest 2010.10.2	80	134
3370	Buzzwords	University of Waterloo Local Contest 2010.10.2	46	102
3371	Ferry Loading V	University of Waterloo Local Contest 2010.10.2	3	18
3372	Driving Range	University of Waterloo Local Contest 2010.10.2	17	37
3373	Frosh Week	University of Waterloo Local Contest 2010.10.2	25	107
3376	Digital Display	CTU Open 2009	21	54
3377	Intriguing Identifiers	CTU Open 2009	15	49
3378	Letter Lies	CTU Open 2009	1	2
3379	Odd Opportunities	CTU Open 2009	3	5
3380	Peculiar Primes	CTU Open 2009	21	71
3381	Robotic Rails	CTU Open 2009	1	4
3382	Suspicious Stocks	CTU Open 2009	24	53
3383	Membership Management	Asia 2010, Japan	27	94
3384	Balloon Collecting	Asia 2010, Japan	14	25
3385	Towns along a Highway	Asia 2010, Japan	2	3
3386	Awkward Lights	Asia 2010,Japan	32	69
3387	The Two Men of the Japanese Alps	Asia 2010, Japan	0	0
3388	Find the Multiples	Asia 2010, Japan	11	30
3389	Test Case Tweaking	Asia 2010, Japan	2	11
3390	Where’s Wally	Asia 2010, Japan	2	3
3391	Intersection of Two Prisms	Asia 2010,Japan	1	3
3392	Matrix Calculator	Asia 2010,Japan	0	0
3395	Celebrity Split		5	32
3396	Knight's Trip		10	54
3397	Paintball		0	0
3405	Who is Older?	The 7th Zhejiang Provincial Collegiate Programmin Contest	133	184
3406	Somali Pirates	The 7th Zhejiang Provincial Collegiate Programmin Contest	111	180
3407	Machine	The 7th Zhejiang Provincial Collegiate Programmin Contest	22	64
3408	An Awful Problem	The 7th Zhejiang Provincial Collegiate Programmin Contest	29	113
3409	Friend Number	The 7th Zhejiang Provincial Collegiate Programmin Contest	8	43
3410	Wu Xing	The 7th Zhejiang Provincial Collegiate Programmin Contest	43	54
3411	One Person Game	The 7th Zhejiang Provincial Collegiate Programmin Contest	9	59
3412	Process the Tasks	The 7th Zhejiang Provincial Collegiate Programmin Contest	6	8
3413	Strange Country II	The 7th Zhejiang Provincial Collegiate Programmin Contest	3	35
3414	Guess the Price	The 7th Zhejiang Provincial Collegiate Programmin Contest	70	119
3415	Succession	Nordic 2010	34	102
3416	Connect	Nordic 2010	28	51
3417	Borg Boogie	Nordic 2010	6	30
3418	Dirty Driving	Nordic 2010	32	72
3419	Doodling	Nordic 2010	12	24
3420	Help a PhD candidate out!	Nordic 2010	46	71
3421	Great Geek Game-show 3000!	Nordic 2010	0	10
3422	Polyomino Powers	Nordic 2010	0	14
3423	Statisticians	Nordic 2010	4	25
3424	Skyline	Nordic 2010	0	11
3425	Around the track	Nordic 2010	0	0
3426	Pablo Squarson's Headache	Asia 2010,Japan domestic	60	113
3427	Amazing Mazes	asia 2010,Japan Domestic	59	115
3428	Pollock's conjecture	Asia 2010,Japan domestic	34	205
3429	Off Balance	Asia 2010,Japan Domestic	0	0
3430	The Most Powerful Spell	Asia 2010,Japan Domestic	1	29
3432	Old Memories	Asia 2010,Japan Domestic	0	0
3433	Laser Beam Reflections	Asia 2010,Japan Domestic	0	3
3436	Count the algorithms	tyh	64	216
3437	ground tile	tyh	26	121
3439	Death Knight Hero	ncpc 2011	84	241
3440	Enemy Division	ncpc2011	4	35
3441	Robots on a grid	ncpc 2011	62	506
3442	Mega Inversions		43	109
3445	Knigs of the Forest		23	92
3447	Private Space		14	31
3448	Prime Time		7	16
3452	Roots Intervals	SouthEaste European 2011	4	13
3453	Palindromic Dates	SouthEaste European 2011	0	7
3454	Post Offices	SouthEaste European 2011	0	3
3455	Choosing a camera	SouthEaste European 2011	3	22
3458	Painting	SouthEaste European 2011	2	6
3459	The Agency	East Central North America 2011	8	15
3460	Chain of Fools	East Central North America 2011	6	10
3461	Condorcet Winners	East Central North America 2011	4	22
3462	Everyone out of the Pool	East Central North America 2011	23	90
3463	Robot Navigation	South Central USA 2011	29	54
3465	Periodic, My Dear Watson	South Central USA 2011	10	11
3466	This is Halloween: Saving Money	South Central USA 2011	15	23
3467	Coffin Tiles	South Central USA 2011	35	52
3468	Thinking Inside the Box	South Central USA 2011	23	37
3469	Lightbulb Testing	South Central USA 2011	13	13
3470	Operation: Merchant Boorinei	South Central USA 2011	26	53
3471	Binomial coefficients	NWERC2011	35	100
3472	Bird tree	NWERC2011	16	16
3473	Movie collection	NWERC 2011	35	56
3474	Piece it together	NWERC 2011	12	21
3475	Please, go first	NWERC 2011	14	15
3476	Pool construction	NWERC 2011	14	15
3477	Smoking gun	NWERC 2011	11	29
3478	Tichu	NWERC 2011	13	16
3479	Tracking RFIDs	NWERC 2011	11	21
3480	Train delays	NWERC 2011	8	8
3481	Automated Telephone Exchange	NEERC 2011, Northern Subregiona	35	54
3482	Black Square	NEERC 2011, Northern Subregiona	30	72
3483	Cube Coloring	NEERC 2011, Northern Subregiona	8	9
3484	Dice	NEERC 2011, Northern Subregiona	9	27
3485	Electrification	NEERC 2011, Northern Subregiona	16	17
3486	Flat	NEERC 2011, Northern Subregiona	15	34
3487	Galaxy Interconnection	NEERC, Northern Subregiona	10	11
3488	High security	NEERC 2011, Northern Subregiona	5	7
3489	Immediate Delivery	NEERC 2011, Northern Subregiona	2	3
3490	John’s Inversions	NEERC 2011, Northern Subregiona	5	16
3491	Kids Like Cakes	NEERC 2011, Northern Subregiona	2	2
3580	指针：调用自定义函数input、output完成对n个元素的数组进行输入输出。		7528	12878
3584	调用自定义函数search(int list[], int n),在数组中查找某个数		9620	17483
3591	位运算：求计算机的网络号（Network ID）和主机号（Host ID）		186	266
3624	程序填充（函数、指针）：findthe		2560	3885
3625	程序填充（指针）：ditoh		2455	3762
3626	程序填充(函数):dec2bin		730	1364
3628	程序填充（函数、指针）：modify_c		991	1507
3636	sin多项式		87	266
3696	Bindian Signalizing	wuyiqi from codeforces	3	6
3697	CF数论	wuyiqi	4	28
3698	单调序列2	wuyiqi	60	184
3699	A simple task	CF recommende	7	17
3701	Cut It Out!	East Central North America 2010	7	38
3703	Flip It!	East Central North America 2010	17	94
3705	Maze	East Central North America 2010	2	4
3706	Photo Shoot	East Central North America 2010	7	37
3707	Turning in Homework	Usaco	10	28
3708	The Game of 31	University of Waterloo Local Contest 2011.6.19	15	45
3709	Factoring Large Numbers	University of Waterloo Local Contest 2011.6.19	45	133
3710	Fibonacci Numbers	University of Waterloo Local Contest 2011.6.19	79	190
3711	Compound Words	University of Waterloo Local Contest 2011.6.19	49	110
3712	New Horizons	University of Waterloo Local Contest 2011.6.19	8	37
3713	Ants Colony	Latin American Regional 2010	41	108
3714	Bingo!	Latin American Regional 2010	86	168
3715	Cocircular Points	Latin American Regional 2010	30	80
3716	Digits Count	Latin American Regional 2010	31	53
3717	Electric Needs	Latin American Regional	1	1
3718	Flowers Flourish from France	Latin American Regional 2010	58	107
3719	Growing Strings	Latin American Regional 2010	34	97
3720	Hyperactive Girl	Latin American Regional 2010	5	9
3721	Ingenious Metro	Latin American Regional 2010	0	0
3722	Jollo	Latin American Regional 2010	52	145
3723	Kids’ Wishes	Latin American Regional 2010	18	84
3724	Arbitrage?	CTU Open Contest 2010	45	146
3726	Bus Clock Display	CTU Open Contest 2010	2	5
3727	Measuring Problem Difficulty	CTU Open Contest 2010	32	92
3728	The Easiest Problem is This One	CTU Open Contest 2010	70	73
3729	Prohibici´on de fumar	CTU Open Contest 2010	0	6
3730	Pyramid Guards	CTU Open Contest 2010	3	3
3732	God Save the i-th Queen	CTU Open Contest 2010	57	143
3733	DP?	2011 Multi-Univ Training Contest 11 - Host by UESTC	22	36
3736	Largest Empty Circle on a Segment	Southeaste European 2010	5	15
3737	Problemsetting	Southeaste European 2010	11	54
3738	Control Points	Southeaste European 2010	56	131
3740	Cosmic Station	Southeaste European 2010	3	15
3748	Repeating Characters		47	69
3749	The Rascal Triangle		37	56
3750	Programming the EDSAC		2	9
3751	Decoding EDSAC Data		4	12
3754	Rancher's Gift		3	5
3755	Maximum in the Cycle of 1		21	39
3756	The Golden Ceiling		0	1
3757	Paper Route	University of Waterloo Local Contest 2011.10.2	12	18
3758	Octagons	University of Waterloo Local Contest 2011.10.2	10	23
3759	Party Location	University of Waterloo Local Contest 2011.10.2	19	58
3760	Numbersrebmun	University of Waterloo Local Contest 2011.10.2	39	85
3761	Class Schedule	University of Waterloo Local Contest 2011.10.2	13	27
3762	Stars in Your Window	线段树	9	13
3763	Bridges and Tunnels	University of Waterloo Local Contest 2011.9	27	100
3764	Alien Communicating Machines	University of Waterloo Local Contest 2011.9	32	132
3766	Largest Square	University of Waterloo Local Contest 2011.9	29	59
3767	Harmonious Matrices	University of Waterloo Local Contest 2011.9	1	9
3768	strings	CF	14	19
3769	数回文子串	wuyiqi	10	14
3771	Pro-Test Voting		16	23
3772	Vampires!		4	5
3773	A simple task	zby	23	63
3774	坐火车	wuyiqi	15	70
3775	My Little Tank	zby	31	97
3776	Gamessssssssssssssssssssssss	wuiyiqi	21	55
3778	算法虽好，思维更重要	wuyiqi	28	72
3779	The Midpoint of A Segment	zby	30	80
3780	求最长回文子串	wuyiqi	11	34
3781	Analog Clock Display		1	4
3783	Text Encryption		24	56
3784	Mine the Gradient		1	6
3785	Invasion		33	68
3786	Intergalactic Mortgage		24	87
3787	Simple Polygon		0	3
3788	Ambiguous Result		18	42
3789	Domino tiling		0	1
3791	A Mini Locomotive		29	30
3792	Digit Count	wuyiqi recomended	13	22
3793	Triangle War	University of Waterloo Local Contest 2012.7.15	10	41
3794	Next Prime	University of Waterloo Local Contest 2012.7.15	58	272
3795	How Big is it?		22	95
3798	Contest List		9	10
3923	[NOI2005]维修数列	NOI 2005	25	90
3924	[NOI2005]瑰丽华尔兹	NOI 2005	16	27
3925	[NOI2005]智慧珠游戏	NOI 2005	12	16
3926	[Noi2005]聪聪和可可	NOI 2005	12	12
3927	[NOI2005]月下柠檬树	NOI 2005	10	14
3928	Looploop	2012 Asia Hangzhou Regional Contest	9	19
3929	Stealing a Cake	2012 Asia Hangzhou Regional Contest	10	11
3930	Substrings	2012 Asia Hangzhou Regional Contest	8	9
3931	Crowd	2012 Asia Hangzhou Regional Contest	10	10
3932	Klotski	2012 Asia Hangzhou Regional Contest	9	9
3933	Shoot the Airplane	2012 Asia Hangzhou Regional Contest	10	10
3934	Homework	2012 Asia Hangzhou Regional Contest	9	9
3935	Friend Chains	2012 Asia Hangzhou Regional Contest	8	8
3936	The Power of Xiangqi	2012 Asia Hangzhou Regional Contest	19	19
3937	Scaring the Birds	2012 Asia Hangzhou Regional Contest	13	17
3938	Outlets	2012 Asia Hangzhou Regional Contest	8	13
4009	深入浅出学算法010-Smith Number		1625	4641
4010	深入浅出学算法011-Perfect Cubes	Mid-Centra USA 1995	1181	2314
4047	八皇后问题	href="/Jud	401	806
4051	Median	wangyao	97	227
4052	Counting Stars	wangyao	48	196
4055	Cigarettes	wangyao	8	15
4056	Extended Euclidean	cww	3	4
4057	Bridges and Tunnels	waterloo 2012.10.13	17	90
4058	Secret Polynomial	waterloo 2012.10.13	1	10
4059	Room Painting	waterloo 2012.10.13	11	61
4060	Course Scheduling	wterloo 2012.10.13	14	64
4061	Tetrahedron Inequality	waterloo 2012.10.13	17	119
4065	admiral		19	60
4067	Cycling	NWERC 2012	1	5
4068	Digital Clock	NWERC 2012	13	63
4073	Idol	NWERC 2012	16	135
4074	Joint Venture	NWERC 2012	26	248
4075	Key Insight	NWERC 2012	4	35
4076	the sum of prime		212	512
4086	完全对称日	wuyiqi	284	306
4087	jiong king数数一	wuyiqi	55	355
4088	jiong king数数二	wuyiqi	12	87
4089	No_stop 学 AC一	wuyiqi	60	180
4090	No_stop 学 AC二	wuyiqi	17	181
4091	集训队争霸赛	wuyiqi	23	194
4110	Aaah!	Christian Neverdal Jonassen. Source: NCPC 2012. License	54	163
4111	Bread Sorting	NCPC 2012	86	215
4112	Cookie Selection	NCPC 2012	101	186
4116	Galactic Warlords	NCPC 2012	35	225
4117	Horror List	NCPC 2012	21	79
4118	Infiltration	NCPC 2012	2	5
4119	Juice	NCPC 2012	19	85
4122	No_stop玩硬币	Jiong King	86	451
4123	Jiong King&Tao God	Just_smile	29	60
4124	Arrangement of Contest	Jiong King	28	97
4125	囧king玩插头	No_stop	13	110
4126	An Easy Problem	Jiong King	7	26
4127	The Great War	Just_smile	59	164
4128	Tao God and Jiong King II	JayYe	24	323
4129	小伙伴们游西湖	Jiong King	34	162
4141	Alice and Bob	cww	10	58
4188	发糖II		2	19
4189	逻辑运算	Wuyiqi	53	302
4191	无向图找环	Wuyiqi	65	213
4194	字符串匹配	WuYiqi	202	1048
4195	最大公差	Wuyiqi	116	547
4203	direct visibility		0	0
4204	Max or Min Build		5	34
4205	Picture Validator		0	8
4212	String Game		50	360
4218	七龙珠II		2777	6239
4238	Save the Princess		921	1974
4245	KI的斐波那契		310	869
4248	KI的目标		82	322
4269	买iphone		398	1991
4285	Acceleration of the mechanical system		79	131
4287	Convert miles to kilometers		268	314
4288	Print out the results of the expressions		89	96
4289	Print the numbers 1 to 4 on the same line		88	99
4290	Convert the temperature from Celsius to Fahrenheit.		82	93
4291	Print the following floating-point numbers with 20 digits after the decimal point		119	124
4292	Print the following DIFFERENT floating-point numbers with 20 digits after the decimal point		109	112
4293	Write a program to compute the volume of three different rooms		49	54
4294	Enclose the following C expressions in parentheses		4	4
4297	Write a program to calculate f (4) and g(13)		56	92
4298	Compute the rim area of a washer		3	3
4299	Calculate the radius		7	7
4300	Calculate the radius of the sphere		95	161
4301	Calculate straight-line distance of two points		15	16
4302	Solve the following quadratic equations		76	115
4303	Solve the following quadratic equations		66	86
4304	Calculate the total amount of the money after 30 years for the invested principal		14	15
4305	Calculate the values of the following functions for each one at x = 3.5		156	255
4306	Calculate the values of the following functions for each one at x = 3.5 and y = 4.2		14	14
4307	Given the lengths a, b, and c of the sides of a triangle,calculate the area		13	13
4308	Programming Models		57	194
4311	Acceleration of the mechanical system		150	389
4313	Convert miles to kilometers		146	294
4314	Print the numbers 1 to 4 on the same line FROM CHAPTER 3		137	446
4315	Convert the temperature from Celsius to Fahrenheit		133	771
4316	Print floating-point numbers		97	394
4317	Print the following DIFFERENT floating-point numbers		90	222
4318	Compute the volume of different rooms		94	222
4320	Compute the rim area of a washer		100	140
4321	Calculate the radius		106	146
4322	Calculate the radius of the sphere		109	120
4323	Calculate straight-line distance of two points		106	256
4325	Calculate the values of the following functions		0	123
4326	Calculate the area of a triangle		0	81
4327	Calculate the area of a triangle 2		101	315
4328	Programming Models FROM CHAPTER 5		90	110
4329	Calculation of square numbers		412	739
4330	Calculation 1+2+3+...+n		718	1129
4331	MULTIPLE TEST CASE 1：Calculation 1+2+3+...+n		421	2301
4332	MULTIPLE TEST CASE 1：Calculation of a+b+c		419	679
4333	MULTIPLE TEST CASE 1：Finding the maxium number of a,b,c		540	1060
4334	MULTIPLE TEST CASE 2：Calculation 1+2+3+...+n		251	568
4335	MULTIPLE TEST CASE 2：Calculation of a+b+c		261	359
4336	MULTIPLE TEST CASE 2：Finding the maxium number of a,b,c		205	530
4337	MULTIPLE TEST CASE 2：Finding the maxium number of a,b,c sets		239	330
4338	MULTIPLE TEST CASE 2：Calculation 1-2+3-4+...+n		249	388
4339	A+B for Input-Output Practice		265	381
4340	A+B for Input-Output Practice 1		219	326
4341	A+B for Input-Output Practice 2		118	236
4342	A+B for Input-Output Practice 3		198	310
4343	A+B for Input-Output Practice 4		418	622
4345	Financial Management		211	448
4346	Digital Roots		263	412
4359	magic number	xufei	55	450
4381	WIN		186	307
4432	Baby Coins		80	409
4433	Suffix Zeroes		57	805
4434	Litmxs找女友		113	686
4435	头疼的Litmxs		60	803
4512	yesky wine展销会	2020年浙江理工大	149	496
4513	yesky wine供应系统	2020年浙江理工大	9	40
4514	yesky wine锦鲤卡	2020年浙江理工大	6	29
4663	Scaling Recipe		437	870
4664	Black and White		36	92
4665	Tetris Generation		162	1165
4667	Kemija		274	634
4668	Dijamant		41	184
4669	Radio		37	203
4670	Tournament Seeding		94	403
4672	Tree Hopping		69	369
4673	Python-I have a dream		37	55
4812	X Date: A time class		104	181
4814	X Force: 2D vector calculation		96	156
4816	X Plural: Plural calculation		85	202
4845	X max: Find the largest element of the array		1	2
4860	曼哈顿Minmax		1	9
4861	树上Minmax		17	75
4862	树上MinmaxⅡ		4	17
4874	舌切雀（Easy Version）		52	412
4875	舌切雀（Hard Version）		13	108
4876	Sterling		11	181
4878	Devil's Recitation Ⅰ		46	333
4879	Devil's Recitation Ⅱ		2	17
4910	计算邮资	信息学奥赛一本通 switch语句洛谷	72	279
4920	【循环】倒三角形(downtriangle)	语言基础-循环结构	60	128