ZSTUOJ

题目编号	标题	来源/分类	解决	提交
2446	求数列的和	hdu2009	1988	5341
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
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
3008	Tower of Hay	USACO 2009 Open Gold	9	58
3009	Bovine Embroidery	USACO 2009 Open	13	87
3010	Time Cards	USACO 2009 Open Bronze	81	164
3011	O Those Fads	USACO 2009 Open	78	181
3012	Good Grass	USACO 2009 Bronze	95	130
3013	Treasure Cave	USACO 2009 Bronze	59	87
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
3035	2009!	liangyu	80	212
3036	Operating system	2009多校联合训练	3	19
3038	Calculation	2009多校联合训练	12	76
3039	Cow Sorting	2009ACM多校联	42	170
3040	Game	2009ACM多校联	0	0
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
3045	Last Problem	2009ACM多校联	54	109
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
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
3134	Nth Largest Value	Greater New York 2009	113	151
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
3142	Theta Puzzle	Greater New York 2009	9	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
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
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
3374	Arable Area	CTU Open 2009	3	16
3375	Clock Captcha	CTU Open 2009	7	21
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