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Problem Category ▴ Points AC % Users
CCCHK '15 S3 - Symmetric Cross CCC 12p 16.2% 20
CCCHK '15 S4 - When to meet? CCC 15p 20.0% 8
CCCHK '15 S5 - Can I pass the courses? CCC 25p 5.0% 6
CCC '06 J5 - CCC Othello CCC 10p 36.0% 229
CCC '02 S4 - Bridge Crossing (Hard) CCC 20 8.5% 32
CCC '00 S5 - Sheep and Coyotes (Hard) CCC 20 5.6% 21
CCC '21 J1 - Boiling Water CCC 3p 53.7% 3169
CCC '21 J2 - Silent Auction CCC 3p 51.2% 2759
CCC '21 J3 - Secret Instructions CCC 5p 36.2% 2538
CCC '21 J4 - Arranging Books CCC 7p 19.6% 1324
CCC '21 S1 - Crazy Fencing CCC 5p 47.7% 2559
CCC '21 S2 - Modern Art CCC 7p 29.0% 2253
CCC '21 S3 - Lunch Concert CCC 10p 24.6% 1018
CCC '21 S4 - Daily Commute CCC 12p 26.0% 585
CCC '21 S5 - Math Homework CCC 15p 24.4% 419
CCC '22 S1 - Good Fours and Good Fives CCC 5p 39.4% 2132
CCC '22 S2 - Good Groups CCC 5p 26.1% 1561
CCC '22 S3 - Good Samples CCC 10p 18.3% 656
CCC '22 S4 - Good Triplets CCC 15p 28.5% 310
CCC '22 S5 - Good Influencers CCC 17p 32.6% 186
CCC '22 J1 - Cupcake Party CCC 3 55.3% 2930
CCC '22 J2 - Fergusonball Ratings CCC 3 47.5% 2682
CCC '22 J3 - Harp Tuning CCC 5p 33.2% 1499
CCC '22 J5 - Square Pool CCC 10p 20.5% 464
CCC '23 S1 - Trianglane CCC 5p 31.9% 1719
CCC '23 S2 - Symmetric Mountains CCC 7p 26.5% 814
CCC '23 S3 - Palindromic Poster CCC 10p 15.4% 420
CCC '23 S4 - Minimum Cost Roads CCC 15p 19.6% 256
CCC '23 S5 - The Filter CCC 20p 16.3% 88
CCC '23 J1 - Deliv-e-droid CCC 3p 55.4% 1733
CCC '23 J5 - CCC Word Hunt CCC 10p 24.2% 532
CCC '23 J2 - Chili Peppers CCC 3p 53.5% 1633
CCC '23 J3 - Special Event CCC 5p 38.3% 1301
CCC '24 S1 - Hat Circle CCC 3p 68.1% 497
CCC '24 S2 - Heavy-Light Composition CCC 5p 55.0% 450
CCC '24 S3 - Swipe CCC 10p 17.7% 172
CCC '24 S4 - Painting Roads CCC 12p 35.9% 163
CCC '24 S5 - Chocolate Bar Partition CCC 20p 10.3% 21
CCC '24 J1 - Conveyor Belt Sushi CCC 3p 77.1% 602
CCC '24 J2 - Dusa And The Yobis CCC 3p 61.1% 488
CCC '24 J3 - Bronze Count CCC 5p 47.1% 483
CCC '24 J4 - Troublesome Keys CCC 5p 22.0% 305
CCC '24 J5 - Harvest Waterloo CCC 7p 37.4% 346
CCO '14 P1 - Troyangles CCO 10p 37.7% 620
CCO '07 P1 - Cows CCO 10 32.1% 186
CCO '07 P2 - Snowflakes CCO 10 14.6% 988
CCO '07 P3 - Bowling for Numbers++ CCO 20p 10.5% 80
CCO '07 P4 - Gerrymandering CCO 20p 1.7% 3
CCO '07 P5 - Particle Catcher CCO 30p 16.3% 10
CCO '07 P6 - Road Construction CCO 20p 30.4% 181