Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Points AC % Users
Another Contest 4 Problem 9 - Fast Fourier Transform! ACC 0 47.9% 60
Another Contest 5 Problem 1 - Goat Fence ACC 3p 26.8% 727
Another Contest 5 Problem 2 - Great Graffiti ACC 5p 18.6% 237
Another Contest 5 Problem 3 - Cutting Cheese Costs ACC 5p 24.3% 427
Another Contest 5 Problem 5 - Another Cheese Problem ACC 12 20.4% 96
Another Contest 6 Problem 0 - Another Warmup Problem ACC 0 3.8% 8
Another Contest 6 Problem 1 - A Plus B (Warmup) ACC 0p 34.6% 612
Another Contest 6 Problem 10 - Putting the Pieces Together ACC 0p 11.8% 16
Another Contest 6 Problem 11 - Infinite Corridor Simulator ACC 0p 1.8% 5
Another Contest 6 Problem 12 - A Pretty Standard Problem Involving Judge Kirito ACC 0p 6.3% 15
Another Contest 6 Problem 13 - Boolean (Warmup) ACC 0p 21.0% 168
Another Contest 6 Problem 14 - Boolean (Easy) ACC 0p 17.8% 124
Another Contest 6 Problem 15 - Boolean (Medium) ACC 0p 16.6% 98
Another Contest 6 Problem 16 - Boolean (Hard) ACC 0p 12.1% 79
Another Contest 6 Problem 17 - Boolean (Lunatic) ACC 0p 5.7% 79
Another Contest 6 Problem 2 - A Plus B (Easy) ACC 0p 37.7% 800
Another Contest 6 Problem 3 - A Plus B (Medium) ACC 0p 17.0% 265
Another Contest 6 Problem 4 - A Plus B (Hard) ACC 0p 21.4% 228
다른 콘테스트 6 문제 5 - Fan Death ACC 0 5.6% 30
Another Contest 6 Problem 6 - Name That Song ACC 0p 0.7% 11
Another Contest 6 Problem 7 - Consonant or Vowel? ACC 0p 69.4% 164
Another Contest 6 Problem 8 - #define int long long ACC 0p 59.0% 277
Another Contest 6 Problem 9 - Obligatory Wood IV Problem ACC 0p 100.0% 2059
Another Contest 7 Problem 1 - Lonely Users ACC 3p 30.6% 581
Another Contest 7 Problem 2 - Code Review ACC 7p 31.5% 130
Another Contest 7 Problem 3 - Network Connections ACC 10p 27.8% 249
Another Contest 7 Problem 4 - Team Assignments ACC 12p 20.3% 36
Another Contest 8 Problem 1 - Trash Push ACC 3 45.0% 390
Another Contest 8 Problem 2 - Unnecessary Trash Push ACC 3 45.5% 285
Another Contest 8 Problem 3 - Replay Double Ignition ACC 10 19.5% 139
Another Contest 8 Problem 4 - Up and Down ACC 15 10.5% 45
Another Contest 8 Problem 5 - U-Turn Finesse ACC 15 17.6% 85
Another Contest 8 Problem 6 - Unnecessary Forced Reverse Trash Finesse ACC 25 15.7% 15
Another Contest 9 Problem 1 - Black Room Boy ACC 3 50.4% 189
Another Contest 9 Problem 2 - Counting Down the Days ACC 7 6.9% 74
Another Contest 9 Problem 3 - Sun & Moon ACC 12 21.9% 33
Another Contest 9 Problem 4 - Alchemy ACC 10 12.5% 26
Another Contest 9 Problem 5 - Satellite ACC 12 19.2% 22
ACM U of T Tryouts C0 A - Max Flow ICPC 3 61.5% 1084
ACM U of T Tryouts C0 B - Interleaving Leaves ICPC 5 54.7% 731
ACM U of T Tryouts C1 A - Rock Paper Scissors Fox ICPC 3 49.9% 926
ACM U of T Tryouts C1 B - The Foxen's Treasure ICPC 5 21.1% 154
ACM U of T Tryouts C1 C - Foxhole ICPC 7 31.0% 135
ACM U of T Tryouts C1 D - Reverse Fox Hunt ICPC 10 33.6% 67
ACM U of T Tryouts C1 E - Foxling Feeding Frenzy ICPC 7 20.9% 100
ACM U of T Tryouts C1 F - Foxic Expressions ICPC 15 14.7% 31
ACM U of T Tryouts C2 A - The Super Mario Blues ICPC 5 36.1% 321
ACM U of T Tryouts C2 C - Homemade Asteroids ICPC 10 20.4% 32
ACM U of T Tryouts C2 D - Diablo Bot ICPC 7p 7.7% 103
ACM U of T Tryouts C2 E - MVP ICPC 15 24.1% 35