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Problem Category Points AC % Users ▾
CCC '99 S1 - Card Game CCC 5 31.3% 1001
Mock CCC '19 Contest 1 J1 - Pusheen's Report Card Mock CCC 3p 36.1% 970
CCC '16 S4 - Combining Riceballs CCC 15p 28.8% 947
CCC '01 S2 - Spirals CCC 5 41.2% 912
CCC '09 S2 - Lights Going On and Off CCC 10 40.6% 902
CCC '08 J4 - From Prefix to Postfix CCC 7 42.8% 888
CCC '02 S4 - Bridge Crossing CCC 10p 37.2% 888
CCC '07 S5 - Bowling for Numbers CCC 10p 29.9% 868
CCCHK '15 J1 - Rock-paper-scissors CCC 3 51.7% 854
CCCHK '08 J2 - Lucky Number CCC 3 26.8% 845
CCC '20 S3 - Searching for Strings CCC 12p 8.9% 843
Mock CCC '20 Contest 1 J1 - A Rage Tree Problem Mock CCC 3p 48.3% 826
CCC '05 S4 - Pyramid Message Scheme CCC 10 35.7% 819
CCC '23 S2 - Symmetric Mountains CCC 7p 26.5% 815
CCCHK '08 J1 - Best fish CCC 3 38.1% 805
CCC '97 S2 - Nasty Numbers CCC 5 46.0% 797
CCC '17 S4 - Minimum Cost Flow CCC 17p 14.1% 771
Mock CCC '15 J1 - 416 Mock CCC 3p 24.2% 762
Mock CCC '19 Contest 2 J1 - Tudor Drinks Some Tea Mock CCC 3p 51.6% 748
CCC '08 S4 - Twenty-four CCC 10 25.5% 744
CCC '05 S5 - Pinball Ranking CCC 12p 19.5% 741
Mock CCC '23 Contest 1 J1 - Final Velocity Mock CCC 3 65.5% 741
CCC '13 S5 - Factor Solitaire CCC 15p 42.8% 735
CCC '04 S2 - TopYodeller CCC 5 21.5% 732
Mock CCC '19 Contest 1 J2 - Pusheen OCR Mock CCC 3p 54.8% 725
CCC '02 J1 - 0123456789 CCC 3 5.4% 724
CCC '08 S5 - Nukit CCC 10p 37.1% 708
Mock CCC '22 Contest 2 J1 - Opening Ceremony Mock CCC 3 48.3% 707
CCC '09 J4 - Signage CCC 7 29.2% 685
CCC '03 S5 - Trucking Troubles CCC 10p 17.6% 684
CCC '14 S4 - Tinted Glass Window CCC 15p 29.2% 673
Mock CCC '22 Contest 1 J1 - Square Root Decomposition Mock CCC 3 39.9% 666
CCC '22 S3 - Good Samples CCC 10p 18.3% 656
CCC '10 S3 - Firehose CCC 15p 18.6% 651
CCCJQR P1 Seasonal 0 72.6% 642
Mock CCC '19 Contest 1 S1 - Pusheen's Report Card Mock CCC 3p 41.3% 630
CCCHK '08 J3 - Phone book CCC 5p 34.6% 625
CCC '09 S5 - Wireless CCC 12p 34.8% 622
CCC '00 S3 - Surfing CCC 7 17.5% 621
CCC '04 S3 - Spreadsheet CCC 10 27.0% 614
CCCHK '15 J3 - Queens can't attack me! CCC 5 51.1% 613
CCC '24 J1 - Conveyor Belt Sushi CCC 3p 76.8% 607
Mock CCC '18 Contest 3 J1 - A Sum Problem Mock CCC 3p 61.2% 604
Mock CCC '20 Contest 1 J2 - A Simplex Problem Mock CCC 3p 52.0% 595
CCC '21 S4 - Daily Commute CCC 12p 26.0% 585
CCC '05 J4 - Cross Spiral CCC 7p 32.6% 581
CCC '16 S5 - Circle of Life CCC 20p 22.5% 578
CCC '18 S4 - Balanced Trees CCC 15p 16.9% 576
Mock CCC '18 Contest 5 J1 - Looking for the CCC Mock CCC 3p 44.7% 570
Mock CCC '22 Contest 2 J2 - Snowboarding Championship Mock CCC 3 35.7% 570