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Problem Category Points AC % ▴ Users
CCC '02 S1 - The Students' Council Breakfast CCC 5 39.5% 1495
CCC '02 S2 - Fraction Action CCC 5 18.9% 1878
CCC '07 S2 - Boxes CCC 5 27.5% 1210
CCC '07 S3 - Friends CCC 7 37.5% 1698
CCC '07 S4 - Waterpark CCC 7 30.9% 1498
CCC '01 J1 - Dressing Up CCC 3 48.2% 2869
CCC '01 J2 - Mod Inverse CCC 3 42.9% 2525
CCOQR '16 - Stupendous Bowties CCC 10p 31.8% 247
CCOQR '16 - Through A Maze Darkly CCC 20p 18.3% 103
CCOQR '16 - Data Structure CCC 15p 22.1% 177
CCCHK '15 J1 - Rock-paper-scissors CCC 3 51.7% 850
CCCHK '15 J2 - What is the minimum area? CCC 5 35.6% 264
CCCHK '15 J3 - Queens can't attack me! CCC 5 50.7% 611
CCCHK '15 J4 - Where to build my house? CCC 5 17.5% 247
CCCHK '15 J5 - No friends in the same group. CCC 15p 9.8% 33
CCC '05 S3 - Quantum Operations CCC 10p 34.8% 439
CCC '05 S4 - Pyramid Message Scheme CCC 10 35.7% 816
CCC '01 S4 - Cookies CCC 10 19.1% 414
CCC '05 J4 - Cross Spiral CCC 7p 32.6% 577
CCC '01 S5 - Post's Correspondence Problem CCC 10 28.9% 315
CCC '96 S2 - Divisibility by 11 CCC 7 6.8% 179
CCC '96 S5 - Maximum Distance CCC 7 25.4% 417
CCC '96 S3 - Pattern Generator CCC 5 10.7% 343
CCC '98 S2 - Cross Number Puzzle CCC 5 43.1% 495
CCC '01 S3 - Strategic Bombing CCC 7 38.7% 1455
CCC '01 S1 - Keeping Score CCC 5 32.7% 1502
CCC '01 S2 - Spirals CCC 5 41.2% 911
CCC '02 S3 - Blindfold CCC 15 6.1% 150
CCC '02 S4 - Bridge Crossing CCC 10p 37.2% 883
CCC '02 S5 - Follow the Bouncing Ball CCC 10 13.8% 190
CCC '00 S4 - Golf CCC 7 24.4% 2295
CCC '98 S3 - Mars Rover CCC 7p 16.5% 161
CCC '98 S4 - Lottery CCC 10 9.6% 92
CCC '98 S5 - Mountain Passage CCC 10 13.0% 148
CCC '97 S1 - Sentences CCC 5 29.4% 1019
CCC '97 S2 - Nasty Numbers CCC 5 45.9% 794
CCC '97 S3 - Double Knockout Competition CCC 5 10.1% 158
CCC '97 S4 - Dynamic Dictionary Coding CCC 5 11.8% 220
CCC '97 S5 - Long Division CCC 10 9.9% 65
CCC '99 S1 - Card Game CCC 5 31.4% 997
CCC '99 S2 - Year 2000 CCC 7 14.6% 105
CCC '99 S3 - Divided Fractals CCC 7 16.5% 68
CCC '99 S4 - A Knightly Pursuit CCC 12 18.7% 348
CCC '99 S5 - Letter Arithmetic CCC 12 16.0% 77
CCC '00 J1 - Calendar CCC 5 11.2% 1352
CCC '00 J2 - 9966 CCC 3 35.8% 1951
CCC '00 S1 - Slot Machines CCC 5 27.3% 4496
CCC '00 S2 - Babbling Brooks CCC 7 34.1% 2529
CCC '00 S5 - Sheep and Coyotes CCC 10p 4.1% 176
CCC '00 S3 - Surfing CCC 7 17.5% 620