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Problem Category Points AC % Users
CCO '07 - Cows CCO 10 17.9% 12
CCO '07 - Snowflakes CCO 10p 26.3% 33
CCO '07 - Bowling for Numbers++ CCO 20p 39.0% 15
CCO '07 - Gerrymandering CCO 30p 0.6% 13
CCO '10 - Barking Dogs! CCO 10 54.2% 12
CCO '10 - Tree Pruning CCO 15 52.9% 14
CCO '10 - Wowow CCO 20p 34.5% 15
CCO '10 - Computer Purchase Return CCO 10 49.2% 21
CCO '10 - Space Miner CCO 15 32.3% 6
CCO '10 - Shuffle CCO 10 47.8% 11
CCO '12 - Sample Size CCO 7 26.7% 14
CCO '13 - All Your Base Belong to Palindromes CCO 10p 14.1% 59
CCO '13 - Tourney CCO 15p 37.5% 50
CCO '13 - LHC CCO 20p 22.5% 50
CCO '13 - A Romantic Movie Outing CCO 20p 18.3% 21
CCO '13 - Transforming Comets CCO 25p 8.5% 17
CCO '13 - Repetitivity CCO 25p 19.5% 16
CCO '14 - Troyangles CCO 10p 25.4% 97
CCO '14 - King Gruff CCO 15p 39.9% 50
CCO '14 - Werewolf CCO 25p 42.2% 29
CCO '14 - Where's That Fuel? CCO 7p 22.4% 59
CCO '14 - Early Exam Evacuation CCO 25p 22.8% 19
CCO '14 - Gates CCO 40p 6.7% 4
CCO '15 - Hungry Fox CCO 15p 17.7% 39
CCO '15 - Artskjid CCO 15p 12.9% 59
CCO '15 - Cars on Ice CCO 15p 25.8% 33
CCO '15 - Timpanist CCO 20p 38.4% 18
CCO '16 - Field Trip CCO 10p 43.9% 8
CCO '16 - Splitting Hares CCO 15p 13.5% 8
CCO '16 - Legends CCO 30p 3.1% 5
CCO '16 - O Canada CCO 10p 39.2% 23
CCO '16 - Zombie Apocalypse CCO 15p 12.1% 19
CCO '16 - Pirates CCO 25p 80.0% 4
CCO '99 - Common Words CCO 10 14.9% 12
Bus Routes CCO 20p 13.6% 6
An Easy Problem CCO 12p 35.7% 31
HopScotch CCO 20p 25.1% 19
Game of Stone CCO 20p 3.0% 5
XOR Path CCO 20p 20.5% 6
City Game CCO 15 29.7% 33
CCO Preparation Test 1 - Double Cross CCO 20p 6.8% 7
CCO Preparation Test 1 - Escape Maze CCO 25p 8.2% 15
CCO Preparation Test 1 - K-th Rank Student CCO 25p 23.5% 23
CCO Preparation Test 2 - Concatenation CCO 25p 5.6% 27
CCO Preparation Test 2 - Forest Area CCO 25p 2.2% 6
CCO Preparation Test 2 - Subsets CCO 25p 18.9% 21
CCO Preparation Test 3 - Primitive Pythagorean Pairs CCO 40p 2.0% 4
CCO Preparation Test 3 - Packing Up CCO 25p 9.7% 15
CCO Preparation Test 3 - Arrow CCO 40p 8.1% 15
Dynamic MST CCO 40p 46.4% 2