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Problem Category Points ▴ AC % Users
CCO '01 P6 - Election Night CCO 15 15.2% 47
CCO '20 P2 - Exercise Deadlines CCO 15p 29.6% 290
CCO '04 P3 - S and K CCO 15p 4.5% 6
CCO '04 P6 - Orko CCO 15 31.6% 42
CCO '03 P2 - Concentration Cards CCO 15 36.1% 31
CCO '14 P3 - Werewolf CCO 17p 42.1% 194
CCO '09 P5 - Parade CCO 17p 17.3% 43
CCO '08 P3 - Mobile CCO 17p 31.3% 46
CCO '21 P1 - Swap Swap Sort CCO 17p 16.8% 152
CCO '21 P2 - Weird Numeral System CCO 17p 12.1% 87
CCO '22 P2 - Rainy Markets CCO 17p 18.6% 104
CCO '23 P2 - Real Mountains CCO 17p 13.2% 69
CCO '23 P4 - Flip it and Stick it CCO 17p 6.8% 53
CCO '07 P3 - Bowling for Numbers++ CCO 20p 10.5% 80
CCO '07 P4 - Gerrymandering CCO 20p 1.7% 3
CCO '07 P6 - Road Construction CCO 20p 30.4% 181
CCO '12 P3 - Mhocskian Languages CCO 20p 49.6% 103
CCO '13 P4 - A Romantic Movie Outing CCO 20p 23.5% 91
CCO '14 P5 - Early Exam Evacuation CCO 20p 23.3% 87
CCO '15 P3 - Solar Flight CCO 20p 12.8% 68
CCO '15 P5 - Timpanist CCO 20p 36.5% 102
CCO '17 P2 - Cartesian Conquest CCO 20p 9.4% 55
CCO '17 P4 - Rainfall Storage CCO 20p 36.2% 177
CCO '17 P5 - Professional Network CCO 20p 32.6% 167
CCO '18 P5 - Boring Lectures CCO 20p 19.2% 127
CCO '09 P1 - Invasion of the Boxes CCO 20p 12.8% 22
CCO '09 P2 - Dinner CCO 20p 9.8% 50
CCO '09 P4 - Bottle Caps CCO 20p 14.3% 38
CCO '19 P2 - Sirtet CCO 20p 23.6% 85
CCO '19 P6 - Bad Codes CCO 20p 25.6% 69
CCO '03 P3 - Cube CCO 20p 12.4% 14
CCO '05 P2 - The Great Spamway Strike CCO 20 40.8% 43
CCO '03 P6 - Cheap Gas CCO 20p 13.1% 79
CCO '21 P5 - Bread First Search CCO 20p 23.0% 63
CCO '05 P3 - That's News To Me CCO 20 0.0% 0
CCO '22 P4 - Bi-ing Lottery Treekets CCO 20p 20.5% 30
CCO '22 P5 - Phone Plans CCO 20p 12.8% 33
CCO '13 P6 - Repetitivity CCO 25p 42.0% 197
CCO '16 P6 - Pirates CCO 25p 20.7% 70
CCO '19 P4 - Card Scoring CCO 25p 15.3% 68
CCO '20 P4 - Travelling Salesperson CCO 25p 19.6% 92
CCO '20 P5 - Interval Collection CCO 25p 16.0% 60
CCO '06 P3 - Codec CCO 25p 0.0% 0
CCO '21 P3 - Through Another Maze Darkly CCO 25p 20.5% 49
CCO '21 P4 - Travelling Merchant CCO 25p 19.0% 54
CCO '22 P3 - Double Attendance CCO 25p 7.4% 28
CCO '23 P6 - Triangle Collection CCO 25p 16.7% 18
CCO '07 P5 - Particle Catcher CCO 30p 16.3% 10
CCO '15 P6 - Eggscavation CCO 30p 18.5% 70
CCO '16 P3 - Legends CCO 30p 9.8% 62