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Problem Category ▴ Points AC % Users
CCC '02 J1 - 0123456789 CCC 3 5.4% 720
CCC '02 J2 - AmeriCanadian CCC 3 25.0% 3867
CCC '02 S1 - The Students' Council Breakfast CCC 5 39.5% 1495
CCC '02 S2 - Fraction Action CCC 5 18.9% 1876
CCC '07 S2 - Boxes CCC 5 27.6% 1209
CCC '07 S3 - Friends CCC 7 37.6% 1697
CCC '07 S4 - Waterpark CCC 7 30.9% 1497
CCC '15 S1 - Zero That Out CCC 3 51.0% 3874
CCC '15 S2 - Jerseys CCC 5p 26.7% 1954
CCC '15 S3 - Gates CCC 10p 18.7% 1775
CCC '15 S4 - Convex Hull CCC 15p 27.4% 1158
CCC '15 S5 - Greedy For Pies CCC 17p 23.4% 553
CCC '15 J1 - Special Day CCC 3 36.8% 8346
CCC '15 J2 - Happy or Sad CCC 3 37.1% 7037
CCC '15 J3 - Rövarspråket CCC 5p 38.5% 2260
CCC '15 J4 - Wait Time CCC 5 39.4% 1311
CCC '15 J5 - π-day CCC 10p 27.5% 1461
CCC '01 J1 - Dressing Up CCC 3 48.2% 2869
CCC '01 J2 - Mod Inverse CCC 3 42.9% 2525
CCC '16 S1 - Ragaman CCC 3p 29.7% 2295
CCC '16 S2 - Tandem Bicycle CCC 5p 53.2% 3496
CCC '16 S4 - Combining Riceballs CCC 15p 28.7% 931
CCC '16 S3 - Phonomenal Reviews CCC 12p 26.4% 1103
CCC '16 S5 - Circle of Life CCC 20p 22.6% 577
CCC '16 J1 - Tournament Selection CCC 3 41.2% 4701
CCC '16 J2 - Magic Squares CCC 3 34.7% 3242
CCC '16 J3 - Hidden Palindrome CCC 5 45.9% 2550
CCC '16 J4 - Arrival Time CCC 5 29.0% 1675
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% 849
CCCHK '15 J2 - What is the minimum area? CCC 5 35.3% 262
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% 412
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% 342
CCC '98 S2 - Cross Number Puzzle CCC 5 43.1% 494
CCC '01 S3 - Strategic Bombing CCC 7 38.6% 1454
CCC '01 S1 - Keeping Score CCC 5 32.7% 1501
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 37.1% 882