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Problem Category Points AC % Users
CCO '15 P4 - Cars on Ice CCO 10p 18.7% 244
CCO '15 P5 - Timpanist CCO 20p 33.4% 98
CCO '15 P6 - Eggscavation CCO 30p 18.8% 77
CCO '16 P1 - Field Trip CCO 10p 21.8% 178
CCO '16 P2 - Splitting Hares CCO 15p 13.9% 97
CCO '16 P3 - Legends CCO 30p 9.7% 64
CCO '16 P4 - O Canada CCO 10p 36.4% 313
CCO '16 P5 - Zombie Apocalypse CCO 15p 19.5% 154
CCO '16 P6 - Pirates CCO 25p 19.8% 77
CCO '17 P1 - Vera and Trail Building CCO 7p 38.9% 456
CCO '17 P2 - Cartesian Conquest CCO 20p 9.4% 57
CCO '17 P3 - Vera and Modern Art CCO 30p 13.2% 104
CCO '17 P4 - Rainfall Storage CCO 20p 35.5% 194
CCO '17 P5 - Professional Network CCO 20p 32.4% 193
CCO '17 P6 - Shifty Grid CCO 30p 18.0% 38
CCO '18 P1 - Geese vs. Hawks CCO 10p 38.0% 669
CCO '18 P2 - Wrong Answer CCO 12p 15.5% 126
CCO '18 P3 - Fun Palace CCO 30p 18.4% 85
CCO '18 P4 - Gradient Descent CCO 15p 14.6% 285
CCO '18 P5 - Boring Lectures CCO 20p 18.5% 161
CCO '18 P5 - Boring Lectures (Online Version) CCO 30p 7.2% 59
CCO '18 P6 - Flop Sorting CCO 30p 17.3% 59
CCO '19 P1 - Human Error CCO 10p 30.4% 99
CCO '19 P2 - Sirtet CCO 20p 23.5% 96
CCO '19 P3 - Winter Driving CCO 30p 18.3% 78
CCO '19 P4 - Card Scoring CCO 25p 14.7% 76
CCO '19 P5 - Marshmallow Molecules CCO 15p 29.3% 146
CCO '19 P6 - Bad Codes CCO 20p 27.0% 81
CCO '20 P1 - A Game with Grundy CCO 10p 20.5% 239
CCO '20 P2 - Exercise Deadlines CCO 15p 30.4% 328
CCO '20 P3 - Mountains and Valleys CCO 35p 5.8% 28
CCO '20 P4 - Travelling Salesperson CCO 25p 20.5% 106
CCO '20 P5 - Interval Collection CCO 25p 16.8% 71
CCO '20 P6 - Shopping Plans CCO 30p 9.9% 52
CCO '21 P1 - Swap Swap Sort CCO 17p 17.4% 179
CCO '21 P2 - Weird Numeral System CCO 17p 12.8% 111
CCO '21 P3 - Through Another Maze Darkly CCO 25p 20.6% 63
CCO '21 P4 - Travelling Merchant CCO 25p 23.2% 70
CCO '21 P5 - Bread First Search CCO 20p 23.1% 78
CCO '21 P6 - Loop Town CCO 50 4.2% 16
CCO '22 P1 - Alternating Heights CCO 12p 24.8% 185
CCO '22 P2 - Rainy Markets CCO 17p 18.7% 123
CCO '22 P3 - Double Attendance CCO 25p 8.5% 35
CCO '22 P4 - Bi-ing Lottery Treekets CCO 20p 18.2% 41
CCO '22 P5 - Phone Plans CCO 20p 11.6% 44
CCO '22 P6 - Good Game CCO 35p 17.2% 13
CCO '23 P1 - Binaria CCO 12p 22.9% 252
CCO '23 P2 - Real Mountains CCO 17p 11.8% 92
CCO '23 P3 - Line Town CCO 30p 10.7% 32
CCO '23 P4 - Flip it and Stick it CCO 17p 6.5% 68