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Problem Category Types Points AC % Users
CCC '20 S2 - Escape Room (Hard) CCC Graph Theory 15p 5.3% 57
CCC '20 S3 - Searching for Strings CCC Data Structures, String Algorithms 12p 9.3% 977
CCC '20 S4 - Swapping Seats CCC Greedy Algorithms 12p 25.2% 530
CCC '20 S5 - Josh's Double Bacon Deluxe CCC Dynamic Programming, Intermediate Math 17p 29.6% 267
CCC '21 J1 - Boiling Water CCC Implementation 3p 53.4% 3401
CCC '21 J2 - Silent Auction CCC Implementation 3p 50.1% 2963
CCC '21 J3 - Secret Instructions CCC Implementation 5p 35.9% 2714
CCC '21 J4 - Arranging Books CCC Greedy Algorithms 7p 19.9% 1438
CCC '21 S1 - Crazy Fencing CCC Simple Math 5p 47.7% 2697
CCC '21 S2 - Modern Art CCC Implementation 7p 29.0% 2415
CCC '21 S3 - Lunch Concert CCC Data Structures 10p 25.0% 1080
CCC '21 S4 - Daily Commute CCC Graph Theory 12p 26.0% 618
CCC '21 S5 - Math Homework CCC Data Structures, Intermediate Math 15p 25.3% 452
CCC '22 J1 - Cupcake Party CCC Implementation 3 55.6% 3245
CCC '22 J2 - Fergusonball Ratings CCC Implementation 3 47.3% 2912
CCC '22 J3 - Harp Tuning CCC Implementation 5p 33.1% 1637
CCC '22 J5 - Square Pool CCC Brute Force, Implementation 10p 20.6% 521
CCC '22 S1 - Good Fours and Good Fives CCC Implementation, Simple Math 5p 39.4% 2249
CCC '22 S2 - Good Groups CCC Implementation 5p 26.2% 1673
CCC '22 S3 - Good Samples CCC Ad Hoc, Constructive, Greedy Algorithms 10p 18.2% 707
CCC '22 S4 - Good Triplets CCC Ad Hoc, Simple Math 15p 28.2% 340
CCC '22 S5 - Good Influencers CCC Dynamic Programming, Graph Theory 17p 32.2% 208
CCC '23 J1 - Deliv-e-droid CCC Simple Math 3p 55.5% 2073
CCC '23 J2 - Chili Peppers CCC Implementation 3p 52.5% 1934
CCC '23 J3 - Special Event CCC Implementation 5p 37.8% 1510
CCC '23 J5 - CCC Word Hunt CCC Implementation 10p 24.9% 599
CCC '23 S1 - Trianglane CCC Simple Math 5p 31.8% 1901
CCC '23 S2 - Symmetric Mountains CCC Implementation 7p 26.7% 908
CCC '23 S3 - Palindromic Poster CCC Ad Hoc, Constructive 10p 15.4% 464
CCC '23 S4 - Minimum Cost Roads CCC Graph Theory 15p 19.5% 288
CCC '23 S5 - The Filter CCC Graph Theory, Intermediate Math 20p 15.8% 98
CCC '24 J1 - Conveyor Belt Sushi CCC Simple Math 3p 67.8% 1227
CCC '24 J2 - Dusa And The Yobis CCC Implementation, Simple Math 3p 56.5% 940
CCC '24 J3 - Bronze Count CCC Implementation, Simple Math 5p 39.2% 835
CCC '24 J4 - Troublesome Keys CCC Implementation 5p 18.4% 460
CCC '24 J5 - Harvest Waterloo CCC Graph Theory, Simple Math 7p 35.6% 512
CCC '24 S1 - Hat Circle CCC Implementation 3p 64.0% 811
CCC '24 S2 - Heavy-Light Composition CCC Implementation 5p 51.8% 722
CCC '24 S3 - Swipe CCC Ad Hoc 10p 16.1% 280
CCC '24 S4 - Painting Roads CCC Graph Theory 12p 34.3% 231
CCC '24 S5 - Chocolate Bar Partition CCC Dynamic Programming 20p 9.9% 34
CCC '96 S1 - Deficient, Perfect, and Abundant CCC Simple Math 5 32.4% 1964
CCC '96 S2 - Divisibility by 11 CCC Intermediate Math 7 6.8% 199
CCC '96 S3 - Pattern Generator CCC Recursion 5 11.4% 387
CCC '96 S4 - When in Rome CCC String Algorithms 10 33.1% 585
CCC '96 S5 - Maximum Distance CCC Intermediate Math 7 25.4% 436
CCC '97 S1 - Sentences CCC Implementation 5 29.7% 1064
CCC '97 S2 - Nasty Numbers CCC Simple Math 5 46.4% 823
CCC '97 S3 - Double Knockout Competition CCC Simple Math, Simulation 5 11.1% 187
CCC '97 S4 - Dynamic Dictionary Coding CCC String Algorithms 5 12.1% 242