| 300891 | CF171A. Mysterious numbers - 1 | 0 | 0 | 0.000% |
| 300892 | CF171B. Star | 0 | 0 | 0.000% |
| 300893 | CF171C. A Piece of Cake | 0 | 0 | 0.000% |
| 300894 | CF171D. Broken checker | 0 | 0 | 0.000% |
| 300895 | CF171E. MYSTERIOUS LANGUAGE | 0 | 0 | 0.000% |
| 300896 | CF171F. ucyhf | 0 | 0 | 0.000% |
| 300897 | CF171G. Mysterious numbers - 2 | 0 | 0 | 0.000% |
| 300898 | CF171H. A polyline | 0 | 0 | 0.000% |
| 301013 | CF191C. Fools and Roads | 0 | 0 | 0.000% |
| 301020 | CF192E. Fools and Roads | 0 | 0 | 0.000% |
| 301534 | CF290A. Mysterious strings | 0 | 0 | 0.000% |
| 301535 | CF290B. QR code | 0 | 0 | 0.000% |
| 301536 | CF290C. WTF? | 0 | 0 | 0.000% |
| 301537 | CF290D. Orange | 0 | 0 | 0.000% |
| 301538 | CF290E. HQ | 0 | 0 | 0.000% |
| 301539 | CF290F. Greedy Petya | 0 | 0 | 0.000% |
| 301913 | CF362D. Fools and Foolproof Roads | 0 | 0 | 0.000% |
| 301948 | CF369D. Valera and Fools | 0 | 0 | 0.000% |
| 302148 | CF409A. The Great Game | 0 | 0 | 0.000% |
| 302149 | CF409B. Mysterious Language | 0 | 0 | 0.000% |
| 302150 | CF409C. Magnum Opus | 0 | 0 | 0.000% |
| 302151 | CF409D. Big Data | 0 | 0 | 0.000% |
| 302152 | CF409E. Dome | 0 | 0 | 0.000% |
| 302153 | CF409F. 000001 | 0 | 0 | 0.000% |
| 302154 | CF409G. On a plane | 0 | 0 | 0.000% |
| 302155 | CF409H. A + B Strikes Back | 0 | 0 | 0.000% |
| 302156 | CF409I. Feed the Golorp | 0 | 0 | 0.000% |
| 303379 | CF656A. Da Vinci Powers | 0 | 0 | 0.000% |
| 303380 | CF656B. Scrambled | 0 | 0 | 0.000% |
| 303381 | CF656C. Without Text | 0 | 0 | 0.000% |
| 303382 | CF656D. Rosetta Problem | 0 | 0 | 0.000% |
| 303383 | CF656E. Out of Controls | 0 | 0 | 0.000% |
| 303384 | CF656F. Ace It! | 0 | 0 | 0.000% |
| 303385 | CF656G. You're a Professional | 0 | 0 | 0.000% |
| 304080 | CF784A. Numbers Joke | 0 | 0 | 0.000% |
| 304081 | CF784B. Kids' Riddle | 0 | 0 | 0.000% |
| 304082 | CF784C. INTERCALC | 0 | 0 | 0.000% |
| 304083 | CF784D. Touchy-Feely Palindromes | 0 | 0 | 0.000% |
| 304084 | CF784E. Twisted Circuit | 0 | 0 | 0.000% |
| 304085 | CF784F. Crunching Numbers Just for You | 0 | 0 | 0.000% |
| 304086 | CF784G. BF Calculator | 0 | 0 | 0.000% |
| 304200 | CF802M. April Fools' Problem (easy) | 0 | 0 | 0.000% |
| 304201 | CF802N. April Fools' Problem (medium) | 0 | 0 | 0.000% |
| 304202 | CF802O. April Fools' Problem (hard) | 0 | 0 | 0.000% |
| 305001 | CF952A. Quirky Quantifiers | 0 | 0 | 0.000% |
| 305002 | CF952B. A Map of the Cat | 0 | 0 | 0.000% |
| 305003 | CF952C. Ravioli Sort | 0 | 0 | 0.000% |
| 305004 | CF952D. I'm Feeling Lucky! | 0 | 0 | 0.000% |
| 305005 | CF952E. Cheese Board | 0 | 0 | 0.000% |
| 305006 | CF952F. 2 + 2 != 4 | 0 | 0 | 0.000% |
| 305007 | CF952G. Puzzling Language | 0 | 0 | 0.000% |
| 306091 | CF1145A. Thanos Sort | 0 | 0 | 0.000% |
| 306092 | CF1145B. Kanban Numbers | 0 | 0 | 0.000% |
| 306093 | CF1145C. Mystery Circuit | 0 | 0 | 0.000% |
| 306094 | CF1145D. Pigeon d'Or | 0 | 0 | 0.000% |
| 306095 | CF1145E. Fourier Doodles | 0 | 0 | 0.000% |
| 306096 | CF1145F. Neat Words | 0 | 0 | 0.000% |
| 306097 | CF1145G. AI Takeover | 0 | 0 | 0.000% |
| 307269 | CF1331A. Is it rated? | 0 | 0 | 0.000% |
| 307270 | CF1331B. Limericks | 0 | 0 | 0.000% |
| 307271 | CF1331C. ...And after happily lived ever they | 0 | 0 | 0.000% |
| 307272 | CF1331D. Again? | 0 | 0 | 0.000% |
| 307273 | CF1331E. Jordan Smiley | 0 | 0 | 0.000% |
| 307274 | CF1331F. Elementary! | 0 | 0 | 0.000% |
| 307275 | CF1331G. Lingua Romana | 0 | 0 | 0.000% |
| 307276 | CF1331H. It's showtime | 0 | 0 | 0.000% |
| 308348 | CF1505A. Is it rated - 2 | 0 | 0 | 0.000% |
| 308349 | CF1505B. DMCA | 0 | 0 | 0.000% |
| 308350 | CF1505C. Fibonacci Words | 0 | 0 | 0.000% |
| 308351 | CF1505D. Xenolith? Hippodrome? | 0 | 0 | 0.000% |
| 308352 | CF1505E. Cakewalk | 0 | 0 | 0.000% |
| 308353 | CF1505F. Math | 0 | 0 | 0.000% |
| 308354 | CF1505G. Encoded message | 0 | 0 | 0.000% |
| 308355 | CF1505H. L BREAK into program | 0 | 0 | 0.000% |
| 308356 | CF1505I. Mysterious language again, seriously? | 0 | 0 | 0.000% |
| 309331 | CF1663A. Who Tested? | 0 | 0 | 0.000% |
| 309332 | CF1663B. Mike's Sequence | 0 | 0 | 0.000% |
| 309333 | CF1663C. Pōja Verdon | 0 | 0 | 0.000% |
| 309334 | CF1663D. Is it rated - 3 | 0 | 0 | 0.000% |
| 309335 | CF1663E. Are You Safe? | 0 | 0 | 0.000% |
| 309336 | CF1663F. In Every Generation... | 0 | 0 | 0.000% |
| 309337 | CF1663G. Six Characters | 0 | 0 | 0.000% |
| 309338 | CF1663H. Cross-Language Program | 0 | 0 | 0.000% |
| 310302 | CF1812A. Are You a Robot? | 0 | 0 | 0.000% |
| 310303 | CF1812B. Was it Rated? | 0 | 0 | 0.000% |
| 310304 | CF1812C. Digits | 0 | 0 | 0.000% |
| 310305 | CF1812D. Trivial Conjecture | 0 | 0 | 0.000% |
| 310306 | CF1812E. Not a Geometry Problem | 0 | 0 | 0.000% |
| 310307 | CF1812F. Factorization | 0 | 0 | 0.000% |
| 310308 | CF1812G. Colour Vision | 0 | 0 | 0.000% |
| 310309 | CF1812H. Expected Twist | 0 | 0 | 0.000% |
| 310310 | CF1812I. Mountain Climber | 0 | 0 | 0.000% |
| 310311 | CF1812J. Unmysterious Language | 0 | 0 | 0.000% |
| 311224 | CF1952A. Are You a Robot, Again? | 0 | 0 | 0.000% |
| 311225 | CF1952B. Is it stated? | 0 | 0 | 0.000% |
| 311226 | CF1952C. They Have Fooled | 0 | 0 | 0.000% |
| 311227 | CF1952D. Are You a Procrastinator? | 0 | 0 | 0.000% |
| 311228 | CF1952E. Sweep Line | 0 | 0 | 0.000% |
| 311229 | CF1952F. Grid | 0 | 0 | 0.000% |
| 311230 | CF1952G. Mathematician Takeover | 0 | 0 | 0.000% |