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Problem Category ▴ Points AC % Users
CCC '02 J1 - 0123456789 CCC 3 5.4% 724
CCC '02 J2 - AmeriCanadian CCC 3 25.0% 3886
CCC '02 S1 - The Students' Council Breakfast CCC 5 39.6% 1498
CCC '02 S2 - Fraction Action CCC 5 19.0% 1885
CCC '07 S2 - Boxes CCC 5 27.5% 1214
CCC '07 S3 - Friends CCC 7 37.5% 1703
CCC '07 S4 - Waterpark CCC 7 30.9% 1502
CCC '15 S1 - Zero That Out CCC 3 51.0% 3881
CCC '15 S2 - Jerseys CCC 5p 26.7% 1959
CCC '15 S3 - Gates CCC 10p 18.7% 1779
CCC '15 S4 - Convex Hull CCC 15p 27.4% 1161
CCC '15 S5 - Greedy For Pies CCC 17p 23.5% 555
CCC '15 J1 - Special Day CCC 3 36.9% 8393
CCC '15 J2 - Happy or Sad CCC 3 37.1% 7080
CCC '15 J3 - Rövarspråket CCC 5p 38.5% 2269
CCC '15 J4 - Wait Time CCC 5 39.4% 1314
CCC '15 J5 - π-day CCC 10p 27.4% 1466
CCC '01 J1 - Dressing Up CCC 3 48.2% 2875
CCC '01 J2 - Mod Inverse CCC 3 42.9% 2538
CCC '16 S1 - Ragaman CCC 3p 29.7% 2304
CCC '16 S2 - Tandem Bicycle CCC 5p 53.3% 3505
CCC '16 S4 - Combining Riceballs CCC 15p 28.8% 947
CCC '16 S3 - Phonomenal Reviews CCC 12p 26.4% 1103
CCC '16 S5 - Circle of Life CCC 20p 22.5% 578
CCC '16 J1 - Tournament Selection CCC 3 41.2% 4717
CCC '16 J2 - Magic Squares CCC 3 34.5% 3251
CCC '16 J3 - Hidden Palindrome CCC 5 45.9% 2562
CCC '16 J4 - Arrival Time CCC 5 29.1% 1682
CCCHK '15 J1 - Rock-paper-scissors CCC 3 51.7% 854
CCCHK '15 J2 - What is the minimum area? CCC 5 35.7% 267
CCCHK '15 J3 - Queens can't attack me! CCC 5 51.1% 613
CCCHK '15 J4 - Where to build my house? CCC 5 18.0% 270
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% 819
CCC '01 S4 - Cookies CCC 10 19.2% 418
CCC '05 J4 - Cross Spiral CCC 7p 32.6% 581
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 11.0% 355
CCC '98 S2 - Cross Number Puzzle CCC 5 43.1% 495
CCC '01 S3 - Strategic Bombing CCC 7 38.7% 1458
CCC '01 S1 - Keeping Score CCC 5 32.7% 1504
CCC '01 S2 - Spirals CCC 5 41.2% 912
CCC '02 S3 - Blindfold CCC 15 6.1% 150
CCC '02 S4 - Bridge Crossing CCC 10p 37.2% 888
CCC '02 S5 - Follow the Bouncing Ball CCC 10 13.8% 190
CCC '00 S4 - Golf CCC 7 24.5% 2308
CCC '98 S3 - Mars Rover CCC 7p 16.5% 161