| 101624 | [AtCoder]ABC162 E - Sum of gcd of Tuples (Hard) | 0 | 0 | 0.000% |
| 103206 | [Atcoder]ABC320 G - Slot Strategy 2 (Hard) | 0 | 0 | 0.000% |
| 103765 | [Atcoder]ABC376 F - Hands on Ring (Hard) | 0 | 15 | 0.000% |
| 303568 | CF690A3. Collective Mindsets (hard) | 0 | 0 | 0.000% |
| 303571 | CF690B3. Recover Polygon (hard) | 0 | 0 | 0.000% |
| 303574 | CF690C3. Brain Network (hard) | 0 | 0 | 0.000% |
| 303577 | CF690D3. The Wall (hard) | 0 | 0 | 0.000% |
| 303582 | CF690F3. Tree of Life (hard) | 0 | 0 | 0.000% |
| 303909 | CF753C. Interactive Bulls and Cows (Hard) | 0 | 0 | 0.000% |
| 304190 | CF802C. Heidi and Library (hard) | 0 | 0 | 0.000% |
| 304193 | CF802F. Marmots (hard) | 0 | 0 | 0.000% |
| 304196 | CF802I. Fake News (hard) | 0 | 0 | 0.000% |
| 304199 | CF802L. Send the Fool Further! (hard) | 0 | 0 | 0.000% |
| 304202 | CF802O. April Fools' Problem (hard) | 0 | 0 | 0.000% |
| 305046 | CF958A3. Death Stars (hard) | 0 | 0 | 0.000% |
| 305051 | CF958C3. Encryption (hard) | 0 | 0 | 0.000% |
| 305053 | CF958D2. Hyperspace Jump (hard) | 0 | 0 | 0.000% |
| 305056 | CF958E3. Guard Duty (hard) | 0 | 0 | 0.000% |
| 305059 | CF958F3. Lightsabers (hard) | 0 | 0 | 0.000% |
| 306071 | CF1141F2. Same Sum Blocks (Hard) | 0 | 9 | 0.000% |
| 306335 | CF1181E2. A Story of One Country (Hard) | 0 | 0 | 0.000% |
| 306352 | CF1184A3. Heidi Learns Hashing (Hard) | 0 | 0 | 0.000% |
| 306355 | CF1184B3. The Doctor Meets Vader (Hard) | 0 | 0 | 0.000% |
| 306358 | CF1184C3. Heidi and the Turing Test (Hard) | 0 | 0 | 0.000% |
| 306360 | CF1184D2. Parallel Universes (Hard) | 0 | 0 | 0.000% |
| 306363 | CF1184E3. Daleks' Invasion (hard) | 0 | 0 | 0.000% |
| 306466 | CF1201E2. Knightmare (hard) | 0 | 0 | 0.000% |
| 308623 | CF1548D2. Gregor and the Odd Cows (Hard) | 0 | 0 | 0.000% |
| 308631 | CF1549F2. Gregor and the Odd Cows (Hard) | 0 | 0 | 0.000% |
| 311317 | CF1970A3. Balanced Unshuffle (Hard) | 0 | 0 | 0.000% |
| 311320 | CF1970B3. Exact Neighbours (Hard) | 0 | 0 | 0.000% |
| 311323 | CF1970C3. Game on Tree (Hard) | 0 | 0 | 0.000% |
| 311326 | CF1970D3. Arithmancy (Hard) | 0 | 0 | 0.000% |
| 311329 | CF1970E3. Trails (Hard) | 0 | 0 | 0.000% |
| 311332 | CF1970F3. Playing Quidditch (Hard) | 0 | 0 | 0.000% |
| 311335 | CF1970G3. Min-Fund Prison (Hard) | 0 | 0 | 0.000% |
| 403410 | GYM101150 K2 Fair Warning (Hard) | 0 | 0 | 0.000% |
| 403412 | GYM101150 L2 Theme Park (Hard) | 0 | 0 | 0.000% |
| 403511 | GYM101189 A Arpa’s hard exam and Mehrdad’s naive cheat(Hard) | 0 | 0 | 0.000% |
| 403512 | GYM101189 B Arpa’s obvious problem and Mehrdad’s terrible solution(Hard) | 0 | 0 | 0.000% |
| 403513 | GYM101189 C Arpa's loud Owf and Mehrdad's evil plan(Hard) | 0 | 0 | 0.000% |
| 403514 | GYM101189 D Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths(Hard) | 0 | 0 | 0.000% |
| 406123 | GYM102271 B The Cybermen Moonbase (Hard) | 0 | 0 | 0.000% |
| 406411 | GYM102397 E Bashar and the bad land (Hard) | 0 | 0 | 0.000% |