ZSTUOJ

题目编号	标题	来源/分类	解决	提交
1003	Adding Reversed Numbers	Central Europe 1998	658	1517
1007	Hares and Foxes	Central Europe 1998	5	58
1019	Closest Common Ancestors	Southeaste Europe 2000 zjo1141	75	130
1031	Multiple	Southeaste Europe 2000 zoj1136	53	161
1032	Dividing	Mid-Centra European Regional Contest 1999 zoj1149	189	515
1042	Vase Collection	Northweste Europe 2003,zoj19	14	26
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
1124	Puzzle	Central Europe 1997	1	2
1125	Append	Central Europe 1997	1	2
1126	Gossiping	Central Europe 1997	12	33
1128	Forcal	Central Europe 1996	0	1
1129	L-system	Central Europe 1996	0	1
1130	Packets	Central Europe 1996	406	776
1131	Crosswords	Central Europe 1996	0	1
1132	Intervals	Central Europe 1996	6	8
1133	Robot	Central Europe 1996	8	17
1134	Network	Central Europe 1996	34	54
1135	Cipher	Central Europe 1995	41	169
1136	Department	Central Europe 1995	0	1
1137	Joseph	Central Europe 1995	63	108
1138	Maya Calendar	Central Europe 1995	29	86
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
1166	Stars	Southwest Europe 1996	0	1
1167	The New Villa	Southweste European Regional Contest 1996	0	1
1172	To Europe! To Europe!	CTU FEE Local 2003	2	3
1173	The Proper Key	Central Europe 1999	0	1
1177	The Game of Master-Mind	Central Europe 2000	0	0
1178	The Bulk	Central Europe 2000	0	1
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
1185	Complete the sequence!	Central Europe 2000	6	11
1187	Substitution Cipher	Central Europe 1998	0	1
1188	Skyscraper Floors	Central Europe 1998	0	2
1189	Invitation Cards	Central Europe 1998	174	324
1190	Glass Beads	Central Europe 1998	32	46
1191	Copying Books	Central Europe 1998	24	88
1192	Commedia dell' arte	Central Europe 1998	3	5
1202	Secret Code	Central Europe 1999	0	1
1203	Run Away	Central Europe 1999	31	47
1204	Play on Words	Central Europe 1999	43	120
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
1211	Number Game	North-West Europe 2001,CTU FEE Local 2004	0	0
1226	Formatting Text	Mid-Centra European Regional Contest 1999	0	4
1318	ASCII Art	Northeaste Europe 2006	0	1
1319	Billing Tables	Northeaste Europe 2006	0	0
1320	Cellular Automaton	Northeaste Europe 2006	3	8
1321	Exchange	Northeaste Europe 2006	0	0
1322	Fool's Game	Northeaste Europe 2006	0	0
1323	Java vs C++	Northeaste Europe 2006	12	39
1324	Kickdown	Northeaste Europe 2006	1	1
1339	Knights of the Round Table	Central Europe 2005	51	93
1340	The Cow Doctor	Central Europe 2005	0	0
1341	Wild West	Central Europe 2005	12	23
1342	Find the Clones	Central Europe 2005	7	8
1348	The Warehouse	Central Europe 2005	0	0
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
1365	Sudoku	Northweste Europe 2006	3	9
1366	The SetStack Computer	Northweste Europe 2006	2	8
1367	Ticket to Ride	Northweste Europe 2006	1	2
1368	The Bookcase	Northweste Europe 2006	3	9
1369	Printer Queue	Northweste Europe 2006	10	14
1370	Prime Path	Northweste Europe 2006	26	37
1371	Leonardo's Notebook	Northweste Europe 2006	17	56
1374	Black Box	Southweste Europe 2005	0	0
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
1566	Unequalled Consumption	Northweste Europe 2005	0	0
1567	Declaration of Content	Northweste Europe 2005	0	0
1568	Laserbox	Northweste Europe 2005	0	0
1569	Bowlstack	Northweste Europe 2005	0	0
1570	Pesky Heroes	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
1583	Area	Northweste Europe 2001	24	45
1584	Ambiguous Dates	Northweste Europe 2001	0	0
1585	Cog-Wheels	Northweste Europe 2001	0	3
1586	Cube	Northweste Europe 2001	0	0
1587	Enigma	Northweste Europe 2001	0	0
1588	Gridland	Northweste Europe 2001	53	71
1589	T9	Northweste Europe 2001	19	35
1590	Signal Box	Northweste Europe 2001	0	0
1626	Strategic game	Southeaste Europe 2000	19	43
1627	Company	Southeaste Europe 2000	0	0
1628	Girls and Boys	Southeaste Europe 2000	31	62
1629	Symbolic Derivation	Southeaste Europe 2000	0	0
1630	Rectangles	Southeaste Europe 2000	57	150
1631	COURSES	Southeaste Europe 2000	33	53
1675	Table	Northeaste Europe 1996	0	1
1676	Black Box	Northeaste Europe 1996	6	7
1677	Parallelepiped walk	Northeaste Europe 1996	7	25
1678	Random number	Northeaste Europe 1996	4	9
1679	Moscow Time	Northeaste Europe 1996	1	4
1680	References	Northeaste Europe 1997	0	0
1681	Sum of powers	Northeaste Europe 1997	1	1
1682	Game	Northeaste Europe 1997	3	8
1683	Crossword	Northeaste Europe 1997	2	5
1684	Puncher	Northeaste Europe 1997	0	0
1685	Flying Stars	Northeaste Europe 1997	0	0
1686	False coin	Northeaste Europe 1998	14	14
1687	Rating	Northeaste Europe 1998	0	0
1688	Fence	Northeaste Europe 1998	7	9
1689	Parliament	Northeaste Europe 1998	15	25
1690	Spell checker	Northeaste Europe 1998	13	20
1691	Gangsters	Northeaste Europe 1998	33	75
1692	Divisibility	Northeaste Europe 1999	119	278
1693	Loan	Northeaste Europe 1999	0	0
1694	Expression	Northeaste Europe 1999	0	0
1695	Computer Dialogue	Northeaste Europe 1999	0	0
1696	Lock Manager	Northeaste Europe 1999	0	0
1697	Dictionary	Northeaste Europe 1999	3	4
1698	Flip Game	Northeaste Europe 2000	42	78
1699	Buffer Manager	Northeaste Europe 2000	0	0
1700	Triathlon	Northeaste Europe 2000	15	28
1701	Binary Search	Northeaste Europe 2000	11	33
1702	Frontier	Northeaste Europe 2000	0	0
1703	Garland	Northeaste Europe 2000	2	5
1704	Disk Tree	Northeaste Europe 2000	0	0
1705	Sum	Northeaste Europe 2000 Practice	470	803
1706	Cable master	Northeaste Europe 2001	12	42
1707	Wall	Northeaste Europe 2001	43	61
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
1715	Brackets Removal	Northeaste Europe 2005	11	25
1716	Cactus	Northeaste Europe 2005	0	0
1717	Exploring Pyramids	Northeaste Europe 2005	0	0
1718	Hardwood Cutting	Northeaste Europe 2005	0	0
1719	IP Networks	Northeaste Europe 2005	12	23
1720	Joseph's Problem	Northeaste Europe 2005	19	87
2003	Alice and Bob	Central Europe 2001	5	6
2004	Binary Stirling Numbers	Central Europe 2001	13	37
2005	Calendar of Maya	Central Europe 2001	0	0
2006	Decoding Morse Sequences	Central Europe 2001	3	4
2007	Exchanges	Central Europe 2001	0	0
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
2012	Easy Task	Central Europe 2003	0	17
2013	Bundling	Central Europe 2003	0	0
2014	Shortcut	Central Europe 2003	1	3
2015	Dice Contest	Central Europe 2003	0	0
2016	November Rain	Central Europe 2003	1	4
2017	Football	Central Europe 2003	1	3
2018	Which is Next	Central Europe 2003	0	0
2019	Hang or not to hang	Central Europe 2003	0	0
2020	Minimizing maximizer	Central Europe 2003	18	27
2056	Solitaire	Southweste Europe 2002	17	30
2057	Left labyrinths	Southweste Europe 2002	0	0
2058	Crazy Search	Southweste Europe 2002	15	34
2059	Intervals	Southweste Europe 2002	44	70
2060	Family	Southweste Europe 2002	0	0
2061	Timetable	Southweste Europe 2002	0	0
2062	Water Treatment Plants	Southweste Europe 2002	0	0
2063	Servers	Southweste Europe 2002	0	0
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
2538	Bridging signals	Northweste Europe 2003	69	131
2814	Assemble	Northweste Europe 2007	3	3
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
2821	Walk	Northweste Europe 2007	0	0
2831	John	Southeaste Europe 2007	10	10
2832	Double Queue	Southeaste Europe 2007	21	33
2833	‘JBC’	Southeaste Europe 2007	0	0
2834	Loan Scheduling	Southeaste Europe 2007	0	0
2835	Showstopper	Southeaste Europe 2007	0	0
2836	Highway	Southeaste Europe 2007	13	33
2837	Computers	Southeaste Europe 2007	6	7
2838	The Stable Marriage Problem	Southeaste Europe 2007	3	4
2839	Arne Saknussemm	Southeaste Europe 2007	0	0
2975	Equilibrium Mobile	Northweste Europe 2008	5	12
2976	Proving Equivalences	Northweste Europe	21	35
2977	Cat vs. Dog	Northweste Europe 2008	23	43
2978	Disgruntled Judge	Northweste Europe 2008	26	38
2979	Easy Climb	Northweste Europe 2008	5	24
2980	Sculpture	Northweste Europe 2008	0	2
2981	Matchsticks	Northweste Europe 2008	25	58
2982	White Water Rafting	Northweste Europe 2008	12	28
2983	Shuffle	Northweste Europe 2008	10	21
2984	Videopoker	Northweste Europe 2008	1	6
3050	Stock Exchange	Southeaste European 2008	36	84
3051	Sky Code	Southeaste European 2008	11	36
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
3056	Lucky numbers	Southeaste European 2008	19	50
3057	GCD Determinant	Southeaste European 2008	13	19
3058	Internet Service Providers	Southeaste European 2008	17	25
3060	Blind Walk	Northeaste European 2008	0	0
3061	Clock	Northeaste European 2008	0	3
3062	Drive through MegaCity	Northeaste European 2008	0	0
3063	Exclusive Access	Northeaste European 2008	0	0
3449	Secret — MAX	SouthEaste European 2011	0	0
3451	Search by template	Southeaste European 2011	13	35
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
3456	Road Planner	SouthEaste European 2011	0	7
3457	Term Generator	SouthEaste European 2011	0	1
3458	Painting	SouthEaste European 2011	2	6
3734	The Table	Southeaste European 2010	45	310
3735	Calculator	Southeaste European 2010	8	28
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
3739	Gamers	Southeaste European 2010	9	30
3740	Cosmic Station	Southeaste European 2010	3	15
3741	Game	Southeaste European 2010	18	50
3742	Proof Generator	Southeaste European 2010	0	1
3743	Shares	Southeaste European 2010	66	69
4011	深入浅出学算法012-Joseph	Central Europe 1995	1113	1974