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Problem Category Points AC % Users
CCO '00 P1 - Subsets CCO 10 35.3% 114
CCO '05 P1 - Number Matrix CCO 10 37.4% 50
CCO '05 P5 - Segments CCO 10p 38.1% 54
CCO '07 P1 - Cows CCO 10 31.2% 47
CCO '07 P2 - Snowflakes CCO 10 6.4% 30
CCO '07 P3 - Bowling for Numbers++ CCO 20p 27.6% 46
CCO '07 P4 - Gerrymandering CCO 20p 2.4% 3
CCO '07 P6 - Road Construction CCO 20p 23.6% 53
CCO '08 P4 - Herding CCO 10p 31.0% 46
CCO '08 P5 - Candy CCO 15p 20.7% 55
CCO '08 P6 - Landing CCO 50 8.0% 7
CCO '10 P1 - Barking Dogs! CCO 10 32.7% 73
CCO '10 P2 - Tree Pruning CCO 15 31.8% 72
CCO '10 P3 - Wowow CCO 20p 21.7% 94
CCO '10 P4 - Computer Purchase Return CCO 10 38.9% 98
CCO '10 P5 - Space Miner CCO 15 31.7% 14
CCO '10 P6 - Shuffle CCO 10 32.4% 42
CCO '11 P1 - Putnam CCO 7 29.0% 26
CCO '11 P2 - Vampire Tunnels CCO 15p 15.7% 104
CCO '11 P3 - Spies Like Us CCO 10p 25.3% 46
CCO '11 P4 - Reorganization CCO 15p 32.2% 70
CCO '11 P5 - Fixing Disks CCO 40p 3.9% 2
CCO '11 P6 - Biggest (Zero Carbon) Footprint CCO 25p 13.7% 32
CCO '12 P1 - Choose Your Own Arithmetic CCO 7 23.9% 37
CCO '12 P2 - The Hungary Games CCO 15 23.3% 112
CCO '12 P3 - Mhocskian Languages CCO 20p 58.1% 18
CCO '12 P4 - Editor Distance CCO 10 34.5% 29
CCO '12 P5 - Sample Size CCO 7 17.8% 35
CCO '12 P6 - The Winds Of War CCO 30p 53.7% 13
CCO '13 P1 - All Your Base Belong to Palindromes CCO 10p 16.4% 91
CCO '13 P2 - Tourney CCO 15p 39.4% 131
CCO '13 P3 - LHC CCO 20p 20.0% 133
CCO '13 P4 - A Romantic Movie Outing CCO 20p 22.4% 29
CCO '13 P5 - Transforming Comets CCO 25p 21.2% 35
CCO '13 P6 - Repetitivity CCO 25p 36.4% 37
CCO '14 P1 - Troyangles CCO 10p 30.5% 174
CCO '14 P2 - King Gruff CCO 15p 34.7% 96
CCO '14 P3 - Werewolf CCO 25p 44.6% 69
CCO '14 P4 - Where's That Fuel? CCO 7p 28.4% 91
CCO '14 P5 - Early Exam Evacuation CCO 20p 26.5% 40
CCO '14 P6 - Gates CCO 40p 5.6% 5
CCO '15 P1 - Hungry Fox CCO 15p 23.0% 81
CCO '15 P2 - Artskjid CCO 15p 12.5% 136
CCO '15 P3 - Solar Flight CCO 20p 11.1% 19
CCO '15 P4 - Cars on Ice CCO 15p 17.1% 65
CCO '15 P5 - Timpanist CCO 20p 30.9% 51
CCO '15 P6 - Eggscavation CCO 30p 20.3% 23
CCO '16 P1 - Field Trip CCO 10p 20.5% 79
CCO '16 P2 - Splitting Hares CCO 15p 20.5% 37
CCO '16 P3 - Legends CCO 30p 10.7% 32