| 301203 | CF225B. Well-known Numbers | 0 | 0 | 0.000% |
| 301205 | CF225D. Snake | 0 | 0 | 0.000% |
| 301207 | CF226A. Flying Saucer Segments | 0 | 0 | 0.000% |
| 301208 | CF226B. Naughty Stone Piles | 0 | 0 | 0.000% |
| 301210 | CF226D. The table | 0 | 0 | 0.000% |
| 301211 | CF226E. Noble Knight's Path | 0 | 0 | 0.000% |
| 301212 | CF227A. Where do I Turn? | 0 | 0 | 0.000% |
| 301214 | CF227C. Flying Saucer Segments | 0 | 0 | 0.000% |
| 301215 | CF227D. Naughty Stone Piles | 0 | 0 | 0.000% |
| 301219 | CF228C. Fractal Detector | 0 | 0 | 0.000% |
| 301220 | CF228D. Zigzag | 0 | 0 | 0.000% |
| 301221 | CF228E. The Road to Berland is Paved With Good Intentions | 0 | 0 | 0.000% |
| 301223 | CF229B. Planets | 0 | 0 | 0.000% |
| 301224 | CF229C. Triangles | 0 | 0 | 0.000% |
| 301225 | CF229D. Towers | 0 | 0 | 0.000% |
| 301226 | CF229E. Gifts | 0 | 0 | 0.000% |
| 301227 | CF230A. Dragons | 0 | 0 | 0.000% |
| 301230 | CF230D. Planets | 0 | 0 | 0.000% |
| 301231 | CF230E. Triangles | 0 | 0 | 0.000% |
| 301232 | CF231A. Team | 0 | 0 | 0.000% |
| 301233 | CF231B. Magic, Wizardry and Wonders | 0 | 0 | 0.000% |
| 301234 | CF231C. To Add or Not to Add | 0 | 0 | 0.000% |
| 301235 | CF231D. Magic Box | 0 | 0 | 0.000% |
| 301236 | CF231E. Cactus | 0 | 0 | 0.000% |
| 301237 | CF232A. Cycles | 0 | 0 | 0.000% |
| 301239 | CF232C. Doe Graphs | 0 | 0 | 0.000% |
| 301244 | CF233C. Cycles | 0 | 0 | 0.000% |
| 301246 | CF233E. Doe Graphs | 0 | 0 | 0.000% |
| 301247 | CF234A. Lefthanders and Righthanders | 0 | 0 | 0.000% |
| 301248 | CF234B. Reading | 0 | 0 | 0.000% |
| 301251 | CF234E. Champions' League | 0 | 0 | 0.000% |
| 301253 | CF234G. Practice | 0 | 0 | 0.000% |
| 301254 | CF234H. Merging Two Decks | 0 | 0 | 0.000% |
| 301255 | CF235A. LCM Challenge | 0 | 0 | 0.000% |
| 301257 | CF235C. Cyclical Quest | 0 | 0 | 0.000% |
| 301258 | CF235D. Graph Game | 0 | 0 | 0.000% |
| 301259 | CF235E. Number Challenge | 0 | 0 | 0.000% |
| 301260 | CF236A. Boy or Girl | 0 | 0 | 0.000% |
| 301261 | CF236B. Easy Number Challenge | 0 | 1 | 0.000% |
| 301262 | CF236C. LCM Challenge | 0 | 0 | 0.000% |
| 301266 | CF237B. Young Table | 0 | 0 | 0.000% |
| 301268 | CF237D. T-decomposition | 0 | 0 | 0.000% |
| 301269 | CF237E. Build String | 0 | 0 | 0.000% |
| 301271 | CF238B. Boring Partition | 0 | 0 | 0.000% |
| 301272 | CF238C. World Eater Brothers | 0 | 0 | 0.000% |
| 301273 | CF238D. Tape Programming | 0 | 0 | 0.000% |
| 301274 | CF238E. Meeting Her | 0 | 0 | 0.000% |
| 301275 | CF239A. Two Bags of Potatoes | 0 | 0 | 0.000% |
| 301276 | CF239B. Easy Tape Programming | 0 | 0 | 0.000% |
| 301278 | CF239D. Boring Partition | 0 | 0 | 0.000% |
| 301283 | CF240D. Merging Two Decks | 0 | 0 | 0.000% |
| 301284 | CF240E. Road Repairs | 0 | 0 | 0.000% |
| 301286 | CF241A. Old Peykan | 0 | 0 | 0.000% |
| 301287 | CF241B. Friends | 0 | 0 | 0.000% |
| 301288 | CF241C. Mirror Box | 0 | 0 | 0.000% |
| 301289 | CF241D. Numbers | 0 | 0 | 0.000% |
| 301290 | CF241E. Flights | 0 | 0 | 0.000% |
| 301291 | CF241F. Race | 0 | 0 | 0.000% |
| 301292 | CF241G. Challenging Balloons | 0 | 0 | 0.000% |
| 301294 | CF242B. Big Segment | 0 | 0 | 0.000% |
| 301295 | CF242C. King's Path | 0 | 0 | 0.000% |
| 301296 | CF242D. Dispute | 0 | 0 | 0.000% |
| 301297 | CF242E. XOR on Segment | 0 | 0 | 0.000% |
| 301299 | CF243B. Hydra | 0 | 0 | 0.000% |
| 301301 | CF243D. Cubes | 0 | 0 | 0.000% |
| 301303 | CF244A. Dividing Orange | 0 | 0 | 0.000% |
| 301309 | CF245B. Internet Address | 0 | 0 | 0.000% |
| 301310 | CF245C. Game with Coins | 0 | 0 | 0.000% |
| 301311 | CF245D. Restoring Table | 0 | 0 | 0.000% |
| 301312 | CF245E. Mishap in Club | 0 | 0 | 0.000% |
| 301313 | CF245F. Log Stream Analysis | 0 | 0 | 0.000% |
| 301314 | CF245G. Suggested Friends | 0 | 0 | 0.000% |
| 301315 | CF245H. Queries for Number of Palindromes | 0 | 0 | 0.000% |
| 301316 | CF246A. Buggy Sorting | 0 | 0 | 0.000% |
| 301317 | CF246B. Increase and Decrease | 0 | 0 | 0.000% |
| 301318 | CF246C. Beauty Pageant | 0 | 0 | 0.000% |
| 301319 | CF246D. Colorful Graph | 0 | 0 | 0.000% |
| 301320 | CF246E. Blood Cousins Return | 0 | 0 | 0.000% |
| 301322 | CF247B. Restoring IPv6 | 0 | 0 | 0.000% |
| 301324 | CF247D. Building Bridge | 0 | 0 | 0.000% |
| 301328 | CF248C. Robo-Footballer | 0 | 0 | 0.000% |
| 301329 | CF248D. Sweets for Everyone! | 0 | 0 | 0.000% |
| 301330 | CF248E. Piglet's Birthday | 0 | 0 | 0.000% |
| 301331 | CF249A. Robo-Footballer | 0 | 0 | 0.000% |
| 301332 | CF249B. Sweets for Everyone! | 0 | 0 | 0.000% |
| 301333 | CF249C. Piglet's Birthday | 0 | 0 | 0.000% |
| 301334 | CF249D. Donkey and Stars | 0 | 0 | 0.000% |
| 301336 | CF250A. Paper Work | 0 | 0 | 0.000% |
| 301337 | CF250B. Restoring IPv6 | 0 | 0 | 0.000% |
| 301338 | CF250C. Movie Critics | 0 | 0 | 0.000% |
| 301339 | CF250D. Building Bridge | 0 | 0 | 0.000% |
| 301342 | CF251B. Playing with Permutations | 0 | 0 | 0.000% |
| 301343 | CF251C. Number Transformation | 0 | 0 | 0.000% |
| 301347 | CF252B. Unsorting Array | 0 | 0 | 0.000% |
| 301349 | CF252D. Playing with Permutations | 0 | 0 | 0.000% |
| 301351 | CF253A. Boys and Girls | 0 | 0 | 0.000% |
| 301352 | CF253B. Physics Practical | 0 | 0 | 0.000% |
| 301353 | CF253C. Text Editor | 0 | 0 | 0.000% |
| 301355 | CF253E. Printer | 0 | 0 | 0.000% |
| 301356 | CF254A. Cards with Numbers | 0 | 0 | 0.000% |