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Problem Category Points AC % ▾ Users
CCO '15 P6 - Eggscavation CCO 30p 18.5% 70
CCO '08 P5 - Candy CCO 7p 18.2% 235
CCO '18 P3 - Fun Palace CCO 30p 18.1% 76
CCO '00 P6 - Extension Cords CCO 12 18.0% 7
CCO '17 P6 - Shifty Grid CCO 30p 17.8% 34
CCO '08 P2 - King & Weber CCO 10p 17.6% 69
CCO '18 P6 - Flop Sorting CCO 30p 17.5% 59
CCO '09 P5 - Parade CCO 17p 17.3% 43
CCO '19 P3 - Winter Driving CCO 30p 17.1% 66
CCO '01 P2 - Coke or Chocolate Milk CCO 12 17.1% 11
CCO '21 P1 - Swap Swap Sort CCO 17p 16.8% 152
CCO '23 P6 - Triangle Collection CCO 25p 16.7% 18
CCO '07 P5 - Particle Catcher CCO 30p 16.3% 10
CCO '09 P6 - A Weighty Problem CCO 12p 16.1% 76
CCO '20 P5 - Interval Collection CCO 25p 16.0% 60
CCO '03 P5 - Longest Substring CCO 7p 15.8% 86
CCO '96 P6 - Hoppers CCO 15 15.5% 29
CCO '18 P2 - Wrong Answer CCO 12p 15.4% 115
CCO '15 P2 - Artskjid CCO 15p 15.4% 503
CCO '19 P4 - Card Scoring CCO 25p 15.3% 68
CCO '01 P6 - Election Night CCO 15 15.2% 47
CCO '18 P4 - Gradient Descent CCO 15p 14.5% 251
CCO '07 P2 - Snowflakes CCO 10 14.4% 967
CCO '09 P4 - Bottle Caps CCO 20p 14.3% 38
CCO '16 P2 - Splitting Hares CCO 15p 14.2% 89
CCO '04 P4 - Return of Space Turtle CCO 12 14.2% 46
CCO '05 P6 - Windows CCO 30p 14.2% 28
CCO '17 P3 - Vera and Modern Art CCO 30p 14.1% 93
CCO '23 P2 - Real Mountains CCO 17p 13.8% 68
CCO '03 P6 - Cheap Gas CCO 20p 13.1% 79
CCO '09 P1 - Invasion of the Boxes CCO 20p 12.8% 22
CCO '15 P3 - Solar Flight CCO 20p 12.8% 68
CCO '05 P4 - Primed Sequences CCO 12p 12.6% 92
CCO '11 P6 - Biggest (Zero Carbon) Footprint CCO 15p 12.6% 78
CCO '98 P3 - Bus Schedule CCO 12 12.5% 2
CCO '03 P3 - Cube CCO 20p 12.4% 14
CCO '22 P5 - Phone Plans CCO 20p 12.4% 32
CCO '99 P2 - Common Words CCO 10 12.3% 315
CCO '02 P3 - Return To Blind Man's Bluff CCO 12 12.2% 16
CCO '21 P2 - Weird Numeral System CCO 17p 12.1% 87
CCO '97 P4 - High Tide CCO 10 11.8% 3
CCO '02 P4 - Duathlon CCO 10 11.3% 38
CCO '97 P1 - Palindromes CCO 10 11.1% 22
CCO '06 P6 - Paint by Numbers CCO 30 11.0% 9
CCO '07 P3 - Bowling for Numbers++ CCO 20p 10.5% 80
CCO '01 P5 - Fast Food CCO 7 10.1% 29
CCO '23 P3 - Line Town CCO 30p 9.9% 22
CCO '16 P3 - Legends CCO 30p 9.8% 61
CCO '09 P2 - Dinner CCO 20p 9.8% 50
CCO '09 P3 - Beware the Geoducks CCO 10 9.8% 34