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Problem Category Points AC % Users ▾
CCC '99 S4 - A Knightly Pursuit CCC 12 18.7% 348
Mock CCC '21 S1 - Edit Distance Mock CCC 5p 35.0% 346
Mock CCC '18 Contest 1 J3/S1 - A Math Problem Mock CCC 5p 23.1% 345
Mock CCC '18 Contest 1 J2 - A Substring Problem Mock CCC 3p 26.9% 334
CCC '06 S4 - Groups CCC 10 46.5% 328
OTHS Coding Competition 1 (Mock CCC) J2 - Wand Selection Uncategorized 3 58.3% 320
CCC '01 S5 - Post's Correspondence Problem CCC 10 28.9% 315
CCC '22 S4 - Good Triplets CCC 15p 28.5% 310
CCC '24 J4 - Troublesome Keys CCC 5p 22.0% 308
Mock CCC '19 Contest 2 J3 - Tudor Buys Some Tea Mock CCC 3p 17.4% 298
Mock CCC '19 Contest 1 J4 - Pusheen Plays Neko Atsume Mock CCC 3p 18.5% 296
Mock CCC '20 Contest 1 J3 - A Geometry Problem Mock CCC 3p 9.2% 291
Mock CCC '14 J2 - Rope Unfolding Mock CCC 3 45.0% 285
Mock CCC '23 2 S1 - Composite Fibonacci Numbers Mock CCC 3p 23.2% 282
Mock CCC '20 Contest 2 S2 - 4D BBST on a DP Mock CCC 5p 27.6% 281
Mock CCC '20 S2 - Flipper Redux Mock CCC 7p 26.5% 280
Mock CCC '19 Contest 2 J4 - Tudor Buys Some Cheesecake Mock CCC 3p 20.2% 274
CCCHK '15 J4 - Where to build my house? CCC 5 18.0% 270
CCC '10 S5 - Nutrient Tree CCC 20p 19.7% 269
CCCHK '15 J2 - What is the minimum area? CCC 5 35.7% 267
Mock CCC '18 Contest 5 J4/S2 - Reverse Sort Mock CCC 5p 44.4% 261
Mock CCC '15 S2 - Problem-setting Pandemonium Mock CCC 5p 34.7% 258
CCC '20 S5 - Josh's Double Bacon Deluxe CCC 17p 29.6% 258
CCC '23 S4 - Minimum Cost Roads CCC 15p 19.6% 256
Mock CCC '24 Contest 1 J4/S1 - Magical Magnetic Marbles Mock CCC 5p 11.6% 255
CCC '19 S4 - Tourism CCC 20p 7.7% 249
Canada Day Contest 2021 - CCC Bad Haha Seasonal 12 36.1% 249
OTHS Coding Competition 1 (Mock CCC) J3 - Explosion Uncategorized 5p 35.7% 248
Mock CCC '22 Contest 1 J3 - String Crossing Maximization Mock CCC 7p 12.6% 247
CCC '17 S5 - RMT CCC 20p 19.2% 245
Mock CCC '23 Contest 1 J3 - Pairing Gifts Mock CCC 5p 12.5% 243
Mock CCC '18 Contest 3 J2 - A Palindrome Problem Mock CCC 3p 24.2% 241
CCC '06 S2 - Attack of the CipherTexts CCC 5 5.2% 239
Mock CCC '22 Contest 1 J4 - Snowball Fight Mock CCC 5p 16.7% 239
Mock CCC '18 Contest 5 J3/S1 - Median Triples Mock CCC 5p 29.4% 236
Mock CCC '19 Contest 1 J5 - Pusheen Designs a Sushi Boat Mock CCC 7p 17.1% 235
CCC '06 J5 - CCC Othello CCC 10p 36.0% 229
Mock CCC '18 Contest 5 J2 - Smallest Mode Mock CCC 3p 26.2% 227
Mock CCC '14 S1 - Reverse Find Mock CCC 5 28.2% 227
Mock CCC '19 Contest 2 S1 - Tudor's Double Doors Mock CCC 3p 10.8% 225
Mock CCC '24 Contest 1 J2 - Simple Elo Rating System Mock CCC 3 35.0% 224
CCC '97 S4 - Dynamic Dictionary Coding CCC 5 11.8% 221
CCC '04 J5 - Fractals CCC 10 35.7% 220
Mock CCC '21 S2 - Colorful Strings Mock CCC 7p 18.1% 219
Mock CCC '19 Contest 2 S2 - Tudor Puts A Goat On A Rope Mock CCC 3p 29.4% 214
Mock CCC '18 Contest 3 S4 - A Graph Problem Mock CCC 10 25.7% 213
Mock CCC '22 1 S1 - Big Mattress Tournament Mock CCC 5p 13.4% 206
Mock CCC '20 Contest 1 J4 - A Binary Problem Mock CCC 5p 11.1% 194
Mock CCC '22 1 S3 - IU Mock CCC 7p 40.0% 194
Mock CCC '22 Contest 2 J4 - Hockey Bracket Mock CCC 7p 18.4% 194