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Problem ▴ Category Points AC % Users
CCC '06 J3 - Cell-Phone Messaging CCC 3 41.3% 1466
CCC '06 J4 - It's tough being a teen! CCC 7 41.5% 1242
CCC '06 J5 - CCC Othello CCC 10p 36.0% 228
CCC '06 S1 - Maternity CCC 5 37.5% 1147
CCC '06 S2 - Attack of the CipherTexts CCC 5 5.2% 239
CCC '06 S3 - Tin Can Telephone CCC 12 20.8% 528
CCC '06 S4 - Groups CCC 10 46.5% 328
CCC '06 S5 - Origin of Life CCC 15 18.8% 118
CCC '07 J1 - Who is in the Middle? CCC 3 47.0% 9174
CCC '07 J2 - I Speak TXTMSG CCC 3 21.7% 2290
CCC '07 J3 - Deal or No Deal Calculator CCC 3 33.0% 3256
CCC '07 J4 - Anagram Checker CCC 5 37.2% 2129
CCC '07 J5 - Keep on Truckin' CCC 7 19.7% 1072
CCC '07 S1 - Federal Voting Age CCC 3 36.2% 2329
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 '07 S5 - Bowling for Numbers CCC 10p 29.9% 868
CCC '08 J1 - Body Mass Index CCC 3 34.8% 5625
CCC '08 J2 - Do the Shuffle CCC 3 43.3% 3436
CCC '08 J3 - GPS Text Entry CCC 3 56.0% 1341
CCC '08 J4 - From Prefix to Postfix CCC 7 42.8% 888
CCC '08 S1 - It's Cold Here! CCC 5 37.4% 2179
CCC '08 S2 - Pennies in the Ring CCC 5 30.5% 1184
CCC '08 S3 - Maze CCC 7 29.3% 1563
CCC '08 S4 - Twenty-four CCC 10 25.5% 743
CCC '08 S5 - Nukit CCC 10p 37.1% 708
CCC '09 J1 - ISBN CCC 3 47.3% 3694
CCC '09 J2 - Old Fishin' Hole CCC 5 39.1% 1588
CCC '09 J3 - Good Times CCC 5 20.3% 1383
CCC '09 J4 - Signage CCC 7 29.2% 685
CCC '09 S1 - Cool Numbers CCC 5 22.8% 2027
CCC '09 S2 - Lights Going On and Off CCC 10 40.6% 902
CCC '09 S3 - Degrees Of Separation CCC 10 28.0% 1347
CCC '09 S4 - Shop and Ship CCC 10 21.0% 1034
CCC '09 S5 - Wireless CCC 12p 34.8% 622
CCC '10 J1 - What is n, Daddy? CCC 3 30.8% 4021
CCC '10 J2 - Up and Down CCC 5 21.8% 2051
CCC '10 J3 - Punchy CCC 5 33.0% 1397
CCC '10 J4 - Global Warming CCC 5p 22.5% 1056
CCC '10 J5 - Knight Hop CCC 7 36.6% 2406
CCC '10 S1 - Computer Purchase CCC 5 14.1% 1325
CCC '10 S2 - Huffman Encoding CCC 5 53.6% 1576
CCC '10 S3 - Firehose CCC 15p 18.5% 651
CCC '10 S4 - Animal Farm CCC 15p 25.6% 529
CCC '10 S5 - Nutrient Tree CCC 20p 19.7% 269
CCC '11 J1 - Which Alien? CCC 3 35.6% 6388
CCC '11 J2 - Who Has Seen The Wind CCC 5 25.7% 1864
CCC '11 J3 - Sumac Sequences CCC 5 43.3% 2872
CCC '11 J4 - Boring Business CCC 7 27.8% 1508