| 301169 | CF218C. Ice Skating | 0 | 0 | 0.000% |
| 301170 | CF218D. Blackboard Fibonacci | 0 | 0 | 0.000% |
| 301171 | CF218E. Formurosa | 0 | 0 | 0.000% |
| 301172 | CF219A. k-String | 0 | 0 | 0.000% |
| 301173 | CF219B. Special Offer! Super Price 999 Bourles! | 0 | 0 | 0.000% |
| 301174 | CF219C. Color Stripe | 0 | 0 | 0.000% |
| 301175 | CF219D. Choosing Capital for Treeland | 0 | 0 | 0.000% |
| 301176 | CF219E. Parking Lot | 0 | 0 | 0.000% |
| 301177 | CF220A. Little Elephant and Problem | 0 | 0 | 0.000% |
| 301178 | CF220B. Little Elephant and Array | 0 | 0 | 0.000% |
| 301179 | CF220C. Little Elephant and Shifts | 0 | 0 | 0.000% |
| 301180 | CF220D. Little Elephant and Triangle | 0 | 0 | 0.000% |
| 301181 | CF220E. Little Elephant and Inversions | 0 | 0 | 0.000% |
| 301182 | CF221A. Little Elephant and Function | 0 | 0 | 0.000% |
| 301183 | CF221B. Little Elephant and Numbers | 0 | 0 | 0.000% |
| 301184 | CF221C. Little Elephant and Problem | 0 | 0 | 0.000% |
| 301185 | CF221D. Little Elephant and Array | 0 | 0 | 0.000% |
| 301186 | CF221E. Little Elephant and Shifts | 0 | 0 | 0.000% |
| 301187 | CF222A. Shooshuns and Sequence | 0 | 0 | 0.000% |
| 301188 | CF222B. Cosmic Tables | 0 | 0 | 0.000% |
| 301189 | CF222C. Reducing Fractions | 0 | 0 | 0.000% |
| 301190 | CF222D. Olympiad | 0 | 0 | 0.000% |
| 301191 | CF222E. Decoding Genome | 0 | 0 | 0.000% |
| 301192 | CF223A. Bracket Sequence | 0 | 0 | 0.000% |
| 301193 | CF223B. Two Strings | 0 | 0 | 0.000% |
| 301194 | CF223C. Partial Sums | 0 | 0 | 0.000% |
| 301195 | CF223D. Spider | 0 | 0 | 0.000% |
| 301196 | CF223E. Planar Graph | 0 | 0 | 0.000% |
| 301197 | CF224A. Parallelepiped | 0 | 0 | 0.000% |
| 301198 | CF224B. Array | 0 | 0 | 0.000% |
| 301199 | CF224C. Bracket Sequence | 0 | 0 | 0.000% |
| 301200 | CF224D. Two Strings | 0 | 0 | 0.000% |
| 301201 | CF224E. Partial Sums | 0 | 0 | 0.000% |
| 301202 | CF225A. Dice Tower | 0 | 0 | 0.000% |
| 301203 | CF225B. Well-known Numbers | 0 | 0 | 0.000% |
| 301204 | CF225C. Barcode | 0 | 0 | 0.000% |
| 301205 | CF225D. Snake | 0 | 0 | 0.000% |
| 301206 | CF225E. Unsolvable | 0 | 0 | 0.000% |
| 301212 | CF227A. Where do I Turn? | 0 | 0 | 0.000% |
| 301228 | CF230B. T-primes | 0 | 0 | 0.000% |
| 301249 | CF234C. Weather | 0 | 0 | 0.000% |
| 301261 | CF236B. Easy Number Challenge | 0 | 1 | 0.000% |
| 301270 | CF238A. Not Wool Sequences | 0 | 0 | 0.000% |
| 301277 | CF239C. Not Wool Sequences | 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% |
| 301317 | CF246B. Increase and Decrease | 0 | 0 | 0.000% |
| 301341 | CF251A. Points on Line | 0 | 0 | 0.000% |
| 301348 | CF252C. Points on Line | 0 | 0 | 0.000% |
| 301372 | CF257B. Playing Cubes | 0 | 0 | 0.000% |
| 301440 | CF271B. Prime Matrix | 0 | 0 | 0.000% |
| 301465 | CF276B. Little Girl and Game | 0 | 0 | 0.000% |
| 301524 | CF288A. Polo the Penguin and Strings | 0 | 0 | 0.000% |
| 301531 | CF289C. Polo the Penguin and Strings | 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% |
| 301540 | CF291A. Spyke Talks | 0 | 0 | 0.000% |
| 301541 | CF291B. Command Line Arguments | 0 | 0 | 0.000% |
| 301542 | CF291C. Network Mask | 0 | 0 | 0.000% |
| 301543 | CF291D. Parallel Programming | 0 | 0 | 0.000% |
| 301544 | CF291E. Tree-String Problem | 0 | 0 | 0.000% |
| 301545 | CF292A. SMSC | 0 | 0 | 0.000% |
| 301546 | CF292B. Network Topology | 0 | 0 | 0.000% |
| 301547 | CF292C. Beautiful IP Addresses | 0 | 0 | 0.000% |
| 301548 | CF292D. Connected Components | 0 | 0 | 0.000% |
| 301549 | CF292E. Copying Data | 0 | 0 | 0.000% |
| 301550 | CF293A. Weird Game | 0 | 0 | 0.000% |
| 301551 | CF293B. Distinct Paths | 0 | 0 | 0.000% |
| 301552 | CF293C. Cube Problem | 0 | 0 | 0.000% |
| 301553 | CF293D. Ksusha and Square | 0 | 0 | 0.000% |
| 301554 | CF293E. Close Vertices | 0 | 0 | 0.000% |
| 301575 | CF298A. Snow Footprints | 0 | 0 | 0.000% |
| 301580 | CF299A. Ksusha and Array | 0 | 0 | 0.000% |
| 301581 | CF299B. Ksusha the Squirrel | 0 | 0 | 0.000% |
| 301582 | CF299C. Weird Game | 0 | 0 | 0.000% |
| 301583 | CF299D. Distinct Paths | 0 | 0 | 0.000% |
| 301584 | CF299E. Cube Problem | 0 | 0 | 0.000% |
| 301600 | CF303A. Lucky Permutation Triple | 0 | 0 | 0.000% |
| 301606 | CF304B. Calendar | 0 | 0 | 0.000% |
| 301607 | CF304C. Lucky Permutation Triple | 0 | 0 | 0.000% |
| 301619 | CF308A. Morning run | 0 | 0 | 0.000% |
| 301620 | CF308B. Context Advertising | 0 | 0 | 0.000% |
| 301621 | CF308C. Memory for Arrays | 0 | 0 | 0.000% |
| 301622 | CF308D. Tennis Rackets | 0 | 0 | 0.000% |
| 301623 | CF308E. Sheep | 0 | 0 | 0.000% |
| 301624 | CF309A. Morning run | 0 | 0 | 0.000% |
| 301625 | CF309B. Context Advertising | 0 | 0 | 0.000% |
| 301626 | CF309C. Memory for Arrays | 0 | 0 | 0.000% |
| 301627 | CF309D. Tennis Rackets | 0 | 0 | 0.000% |
| 301628 | CF309E. Sheep | 0 | 0 | 0.000% |
| 301629 | CF311A. The Closest Pair | 0 | 0 | 0.000% |