| 300967 | CF181E. Playing with Superglue | 0 | 0 | 0.000% |
| 300972 | CF182E. Wooden Fence | 0 | 0 | 0.000% |
| 300984 | CF186B. Growing Mushrooms | 0 | 0 | 0.000% |
| 300990 | CF187C. Weak Memory | 0 | 0 | 0.000% |
| 301005 | CF189E. Weak Memory | 0 | 0 | 0.000% |
| 301015 | CF191E. Thwarting Demonstrations | 0 | 0 | 0.000% |
| 301017 | CF192B. Walking in the Rain | 0 | 0 | 0.000% |
| 301024 | CF193D. Two Segments | 0 | 0 | 0.000% |
| 301031 | CF195A. Let's Watch Football | 0 | 0 | 0.000% |
| 301047 | CF198B. Jumping on Walls | 0 | 0 | 0.000% |
| 301054 | CF199D. Jumping on Walls | 0 | 0 | 0.000% |
| 301064 | CF201D. Brand New Problem | 0 | 0 | 0.000% |
| 301067 | CF202B. Brand New Easy Problem | 0 | 0 | 0.000% |
| 301071 | CF203A. Two Problems | 0 | 0 | 0.000% |
| 301092 | CF206C1. Game with Two Trees | 0 | 0 | 0.000% |
| 301093 | CF206C2. Game with Two Trees | 0 | 0 | 0.000% |
| 301094 | CF206C3. Game with Two Trees | 0 | 0 | 0.000% |
| 301111 | CF207C1. Game with Two Trees | 0 | 0 | 0.000% |
| 301112 | CF207C2. Game with Two Trees | 0 | 0 | 0.000% |
| 301113 | CF207C3. Game with Two Trees | 0 | 0 | 0.000% |
| 301134 | CF211C. Cowboys | 0 | 0 | 0.000% |
| 301137 | CF212A. Privatization | 0 | 0 | 0.000% |
| 301139 | CF212C. Cowboys | 0 | 0 | 0.000% |
| 301146 | CF213E. Two Permutations | 0 | 0 | 0.000% |
| 301157 | CF216A. Tiling with Hexagons | 0 | 0 | 0.000% |
| 301160 | CF216D. Spider's Web | 0 | 0 | 0.000% |
| 301193 | CF223B. Two Strings | 0 | 0 | 0.000% |
| 301196 | CF223E. Planar Graph | 0 | 0 | 0.000% |
| 301200 | CF224D. Two Strings | 0 | 0 | 0.000% |
| 301202 | CF225A. Dice Tower | 0 | 0 | 0.000% |
| 301203 | CF225B. Well-known Numbers | 0 | 0 | 0.000% |
| 301212 | CF227A. Where do I Turn? | 0 | 0 | 0.000% |
| 301218 | CF228B. Two Tables | 0 | 0 | 0.000% |
| 301221 | CF228E. The Road to Berland is Paved With Good Intentions | 0 | 0 | 0.000% |
| 301225 | CF229D. Towers | 0 | 0 | 0.000% |
| 301233 | CF231B. Magic, Wizardry and Wonders | 0 | 0 | 0.000% |
| 301249 | CF234C. Weather | 0 | 0 | 0.000% |
| 301254 | CF234H. Merging Two Decks | 0 | 0 | 0.000% |
| 301269 | CF237E. Build String | 0 | 0 | 0.000% |
| 301270 | CF238A. Not Wool Sequences | 0 | 0 | 0.000% |
| 301272 | CF238C. World Eater Brothers | 0 | 0 | 0.000% |
| 301275 | CF239A. Two Bags of Potatoes | 0 | 0 | 0.000% |
| 301277 | CF239C. Not Wool Sequences | 0 | 0 | 0.000% |
| 301279 | CF239E. World Eater Brothers | 0 | 0 | 0.000% |
| 301283 | CF240D. Merging Two Decks | 0 | 0 | 0.000% |
| 301298 | CF243A. The Brand New Function | 0 | 0 | 0.000% |
| 301305 | CF244C. The Brand New Function | 0 | 0 | 0.000% |
| 301310 | CF245C. Game with Coins | 0 | 0 | 0.000% |
| 301321 | CF247A. Paper Work | 0 | 0 | 0.000% |
| 301327 | CF248B. Chilly Willy | 0 | 0 | 0.000% |
| 301329 | CF248D. Sweets for Everyone! | 0 | 0 | 0.000% |
| 301332 | CF249B. Sweets for Everyone! | 0 | 0 | 0.000% |
| 301336 | CF250A. Paper Work | 0 | 0 | 0.000% |
| 301342 | CF251B. Playing with Permutations | 0 | 0 | 0.000% |
| 301344 | CF251D. Two Sets | 0 | 0 | 0.000% |
| 301349 | CF252D. Playing with Permutations | 0 | 0 | 0.000% |
| 301354 | CF253D. Table with Letters - 2 | 0 | 0 | 0.000% |
| 301356 | CF254A. Cards with Numbers | 0 | 0 | 0.000% |
| 301361 | CF255A. Greg's Workout | 0 | 0 | 0.000% |
| 301373 | CF257C. View Angle | 0 | 0 | 0.000% |
| 301389 | CF260D. Black and White Tree | 0 | 0 | 0.000% |
| 301418 | CF266C. Below the Diagonal | 0 | 0 | 0.000% |
| 301427 | CF268D. Wall Bars | 0 | 0 | 0.000% |
| 301431 | CF269C. Flawed Flow | 0 | 0 | 0.000% |
| 301432 | CF269D. Maximum Waterfall | 0 | 0 | 0.000% |
| 301438 | CF270E. Flawed Flow | 0 | 0 | 0.000% |
| 301447 | CF272D. Dima and Two Sequences | 0 | 0 | 0.000% |
| 301450 | CF273B. Dima and Two Sequences | 0 | 0 | 0.000% |
| 301473 | CF277E. Binary Tree on Plane | 0 | 0 | 0.000% |
| 301475 | CF278B. New Problem | 0 | 0 | 0.000% |
| 301487 | CF280D. k-Maximum Subsequence Sum | 0 | 0 | 0.000% |
| 301489 | CF281A. Word Capitalization | 0 | 0 | 0.000% |
| 301499 | CF283A. Cows and Sequence | 0 | 0 | 0.000% |
| 301500 | CF283B. Cow Program | 0 | 0 | 0.000% |
| 301502 | CF283D. Cows and Cool Sequences | 0 | 0 | 0.000% |
| 301503 | CF283E. Cow Tennis Tournament | 0 | 0 | 0.000% |
| 301504 | CF284A. Cows and Primitive Roots | 0 | 0 | 0.000% |
| 301505 | CF284B. Cows and Poker Game | 0 | 0 | 0.000% |
| 301506 | CF284C. Cows and Sequence | 0 | 0 | 0.000% |
| 301507 | CF284D. Cow Program | 0 | 0 | 0.000% |
| 301536 | CF290C. WTF? | 0 | 0 | 0.000% |
| 301542 | CF291C. Network Mask | 0 | 0 | 0.000% |
| 301546 | CF292B. Network Topology | 0 | 0 | 0.000% |
| 301550 | CF293A. Weird Game | 0 | 0 | 0.000% |
| 301566 | CF296B. Yaroslav and Two Strings | 0 | 0 | 0.000% |
| 301571 | CF297B. Fish Weight | 0 | 0 | 0.000% |
| 301575 | CF298A. Snow Footprints | 0 | 0 | 0.000% |
| 301578 | CF298D. Fish Weight | 0 | 0 | 0.000% |
| 301582 | CF299C. Weird Game | 0 | 0 | 0.000% |
| 301612 | CF305C. Ivan and Powers of Two | 0 | 0 | 0.000% |
| 301614 | CF305E. Playing with String | 0 | 0 | 0.000% |
| 301617 | CF306C. White, Black and White Again | 0 | 0 | 0.000% |
| 301633 | CF311E. Biologist | 0 | 0 | 0.000% |
| 301634 | CF312A. Whose sentence is it? | 0 | 0 | 0.000% |
| 301643 | CF313E. Ilya and Two Numbers | 0 | 0 | 0.000% |
| 301658 | CF316C1. Tidying Up | 0 | 0 | 0.000% |
| 301659 | CF316C2. Tidying Up | 0 | 0 | 0.000% |
| 301663 | CF316E1. Summer Homework | 0 | 0 | 0.000% |
| 301664 | CF316E2. Summer Homework | 0 | 0 | 0.000% |
| 301665 | CF316E3. Summer Homework | 0 | 0 | 0.000% |