Volume 22

Online Judge

Problem Set

Authors

Online Contests

User

Web Board
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F.A.Qs
Statistical Charts

Current Contest
Past Contests
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Award Contest

Volume 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

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ID	Title	Ratio(AC/submit)	Date
3161	Numerical Integration	1%(6/558)	2025-1-11
3143	False Perceptions	9%(22/239)	2021-1-22
3144	Guarding Zion	9%(28/283)	2021-6-14
3142	Escape Plan	11%(81/716)	2023-6-9
3121	The SetStack Computer	13%(261/1868)	2024-11-23
3147	John's Canonical Difference Bound Matrices	14%(115/782)	2021-1-29
3113	The Halting Problem	15%(32/212)	2023-4-2
3198	Polygon Encoder	17%(121/711)	2024-11-30
3108	Horn Clauses	17%(76/438)	2024-7-14
3163	King of Fighters	17%(256/1448)	2024-12-24
3165	Traveling Trio	18%(83/457)	2023-5-22
3153	Fool's Game	19%(34/172)	2024-7-21
3175	Finding Bovine Roots	21%(1016/4809)	2024-12-22
3152	Exchange	22%(86/384)	2024-11-14
3110	Jenny's First Exam	22%(259/1146)	2024-8-11
3101	Astronomy	23%(1669/7212)	2024-11-10
3137	Enjoyable Commutation	23%(269/1131)	2024-8-12
3104	Drying	23%(11975/50053)	2025-1-20
3145	Harmony Forever	24%(1499/6231)	2024-9-23
3111	K Best	24%(5129/21102)	2024-12-14
3102	Bee Garden	24%(293/1204)	2024-11-12
3149	Billing Tables	25%(125/497)	2023-3-22
3162	Walking Race	25%(1536/6085)	2024-12-22
3166	Jumping Frog	25%(129/506)	2024-11-29
3106	Flip and Turn	26%(499/1906)	2024-11-7
3168	Barn Expansion	26%(799/3037)	2024-11-19
3140	Contestants Division	26%(3908/14517)	2024-11-18
3172	Scales	27%(979/3594)	2024-9-29
3136	The Best Name for Your Baby	27%(98/359)	2025-1-3
3116	MegaCheckers	27%(45/164)	2022-10-12
3157	Java vs C++	27%(2255/8165)	2024-12-12
3151	Driving Directions	27%(86/310)	2023-7-17
3164	Command Network	27%(6789/24248)	2025-1-19
3159	Candies	28%(14638/51806)	2025-1-19
3184	Finicky Grazers	28%(522/1842)	2024-12-4
3122	Pie	28%(13487/47575)	2025-1-20
3114	Countries in War	28%(1668/5883)	2024-10-11
3155	Hard Life	28%(3380/11676)	2025-1-12
3178	Roping the Field	29%(382/1298)	2025-1-20
3109	Inner Vertices	29%(1171/3960)	2024-12-21
3195	Generalized Matrioshkas	29%(678/2276)	2024-8-14
3148	ASCII Art	30%(250/817)	2024-7-19
3160	Father Christmas flymouse	31%(1559/4994)	2025-1-18
3156	Interconnect	31%(479/1532)	2023-9-6
3135	Polygons on the Grid	31%(241/765)	2024-9-19
3141	Distant Galaxy	31%(686/2164)	2024-7-17
3127	Lineland's Airport	31%(71/223)	2024-12-9
3124	The Bookcase	32%(748/2317)	2024-11-23
3107	Godfather	32%(5263/16069)	2025-1-18
3118	Critical Route	32%(97/295)	2024-12-28
3167	Cow Patterns	33%(2108/6382)	2025-1-10
3190	Stall Reservations	33%(8564/25855)	2025-1-11
3131	Cubic Eight-Puzzle	33%(687/2061)	2025-1-20
3193	Cow Phrasebook	33%(1140/3397)	2024-11-17
3188	Cellphones	34%(348/1011)	2024-6-7
3189	Steady Cow Assignment	34%(3012/8676)	2024-11-7
3171	Cleaning Shifts	35%(2088/5960)	2024-12-25
3197	Continuous Fractions	36%(409/1125)	2024-10-23
3181	Dollar Dayz	36%(5354/14650)	2024-11-23
3120	Sudoku	38%(160/418)	2024-11-24
3170	Knights of Ni	38%(1160/2998)	2024-10-31
3185	The Water Bowls	38%(3696/9507)	2024-11-18
3139	Balancing the Scale	39%(707/1806)	2024-11-16
3158	Kickdown	40%(1042/2584)	2024-9-17
3150	Cellular Automaton	40%(1830/4517)	2024-7-31
3179	Corral the Cows	40%(1349/3322)	2024-11-18
3177	Redundant Paths	40%(10137/24868)	2025-1-20
3115	Energy × Delay	41%(144/348)	2024-7-17
3128	Leonardo's Notebook	41%(1198/2866)	2024-12-13
3123	Ticket to Ride	42%(441/1044)	2024-11-23
3199	Uncle Jack	42%(2055/4863)	2024-12-6
3112	Digital Biochemist Circuit	42%(425/1004)	2024-7-14
3192	DNA Assembly	42%(930/2195)	2024-10-17
3119	Friends or Enemies?	43%(202/460)	2024-7-29
3154	Graveyard	45%(1084/2384)	2024-7-25
3182	The Grove	46%(567/1207)	2024-7-29
3174	Alignment of the Planets	47%(1026/2165)	2024-11-13
3169	Layout	47%(11006/22982)	2025-1-19
3105	Expectation	48%(588/1225)	2024-7-31
3138	ACM Team Selection	49%(1038/2091)	2024-9-22
3117	World Cup	49%(4950/9964)	2025-1-2
3146	Interesting Yang Hui Triangle	49%(949/1908)	2024-7-22
3103	Cutting a Block	50%(739/1472)	2024-12-29
3125	Printer Queue	50%(3709/7328)	2024-12-15
3126	Prime Path	50%(27827/54879)	2025-1-20
3191	The Moronic Cowmpouter	51%(2421/4742)	2024-11-24
3183	Stump Removal	51%(2039/3992)	2024-11-23
3186	Treats for the Cows	51%(6781/13181)	2025-1-19
3100	Root of the Problem	52%(6836/12950)	2024-11-14
3130	How I Mathematician Wonder What You Are!	53%(2858/5340)	2024-12-4
3134	Power Calculus	55%(2582/4686)	2025-1-18
3187	Backward Digit Sums	55%(7773/14032)	2024-12-30
3133	Manhattan Wiring	55%(1280/2298)	2024-7-19
3180	The Cow Prom	56%(2258/4009)	2024-12-27
3194	Equidivisions	57%(1825/3169)	2024-8-8
3196	Babylonian Roulette	58%(340/581)	2024-9-14
3132	Sum of Different Primes	60%(2365/3899)	2025-1-12
3173	Parkside's Triangle	61%(4970/8108)	2024-12-7
3176	Cow Bowling	65%(19160/29461)	2025-1-12
3129	How I Wonder What You Are!	69%(824/1187)	2022-12-8

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