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Problem Category Points AC % Users
CCCJQR P2 Seasonal 3 20.8% 134
CCCJQR P3 Seasonal 7 8.7% 157
CCCJQR P4 Seasonal 0 30.3% 29
CCCJQR P5 Seasonal 15p 21.0% 22
CCCHK '08 J1 - Best fish CCC 3 38.1% 805
CCCHK '08 J2 - Lucky Number CCC 3 26.8% 845
CCCHK '08 J3 - Phone book CCC 5p 34.6% 625
CCCHK '08 J4 - Tic-tac-toe CCC 5p 10.5% 101
CCCHK '15 J1 - Rock-paper-scissors CCC 3 51.8% 852
CCCHK '15 J2 - What is the minimum area? CCC 5 35.6% 266
CCCHK '15 J3 - Queens can't attack me! CCC 5 50.6% 612
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
CCCHK '15 S1 - Finding number of pairs CCC 7p 13.7% 142
CCCHK '15 S2 - Matching Problem CCC 10p 4.9% 14
CCCHK '15 S3 - Symmetric Cross CCC 12p 15.8% 19
CCCHK '15 S4 - When to meet? CCC 15p 20.0% 8
CCCHK '15 S5 - Can I pass the courses? CCC 25p 5.0% 6
Mock CCC '20 Contest 1 J1 - A Rage Tree Problem Mock CCC 3p 48.3% 822
Mock CCC '20 Contest 1 J2 - A Simplex Problem Mock CCC 3p 52.0% 595
Mock CCC '20 Contest 1 J3 - A Geometry Problem Mock CCC 3p 9.2% 290
Mock CCC '20 Contest 1 J4 - A Binary Problem Mock CCC 5p 11.1% 193
Mock CCC '20 Contest 1 J5 - A Prime Problem Mock CCC 12p 2.8% 20
Mock CCC '20 S1 - War Mock CCC 3p 29.7% 477
Mock CCC '20 S2 - Flipper Redux Mock CCC 7p 26.5% 280
Mock CCC '20 S3 - SAM I Am Mock CCC 10p 12.7% 72
Mock CCC '20 S4 - Valentine's Day Shopping Mock CCC 20p 7.9% 15
Mock CCC '20 Contest 2 S1 - Arithmetic Hybercube Mock CCC 3p 54.0% 401
Mock CCC '20 Contest 2 S2 - 4D BBST on a DP Mock CCC 5p 27.6% 281
Mock CCC '20 Contest 2 S3 - Tree Programming Mock CCC 10p 15.5% 79
Mock CCC '20 Contest 2 S4 - Rotational Arrays Mock CCC 10p 11.8% 61
Mock CCC '20 Contest 2 S5 - Sticks Mock CCC 20p 2.3% 4
Mock CCC '22 Contest 1 J1 - Square Root Decomposition Mock CCC 3 40.9% 657
Mock CCC '22 Contest 1 J2 - Biking and Hiking Mock CCC 3 34.9% 539
Mock CCC '22 Contest 1 J3 - String Crossing Maximization Mock CCC 7p 12.7% 246
Mock CCC '22 Contest 1 J4 - Snowball Fight Mock CCC 5p 16.7% 239
Mock CCC '22 Contest 1 J5 - New Year's Restrictions Mock CCC 7p 24.9% 143
Mock CCC '22 Contest 2 J1 - Opening Ceremony Mock CCC 3 48.2% 702
Mock CCC '22 Contest 2 J2 - Snowboarding Championship Mock CCC 3 35.7% 565
Mock CCC '22 Contest 2 J3 - Figure Skating Fun Mock CCC 5p 30.1% 470
Mock CCC '22 Contest 2 J4 - Hockey Bracket Mock CCC 7p 18.4% 194
Mock CCC '22 Contest 2 J5 - Dominating the Olympics Mock CCC 10 16.0% 76
Mock CCC '23 Contest 1 J1 - Final Velocity Mock CCC 3 66.3% 739
Mock CCC '23 Contest 1 J2 - Healthy Schedule Mock CCC 3 38.3% 560
Mock CCC '23 Contest 1 J3 - Pairing Gifts Mock CCC 5p 12.5% 243
Mock CCC '23 Contest 1 J4 - String Decryption Mock CCC 5p 17.0% 166
Mock CCC '23 Contest 1 J5 - Calculus Problem Mock CCC 12p 10.1% 41
Mock CCC '24 Contest 1 J1 - Lemon Bathtub Mock CCC 3 61.2% 464
Mock CCC '24 Contest 1 J2 - Simple Elo Rating System Mock CCC 3 34.9% 223
Mock CCC '24 Contest 1 J3 - RGB Words Mock CCC 5p 13.3% 187