| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4163 | P930B Game with String | 0 / 0 | (None) | |
| 4176 | P935D Fafa and Ancient Alphabet | 0 / 0 | (None) | |
| 4187 | P952D I'm Feeling Lucky! | 0 / 0 | (None) | |
| 4216 | P960E Alternating Tree | 0 / 0 | (None) | |
| 4389 | P1039B Subway Pursuit | 0 / 0 | (None) | |
| 4399 | P1042E Vasya and Magic Matrix | 0 / 0 | (None) | |
| 4450 | P1061F Lost Root | 0 / 0 | (None) | |
| 4468 | P1067D Computer Game | 0 / 0 | (None) | |
| 4557 | P1096E The Top Scorer | 0 / 0 | (None) | |
| 4558 | P1096F Inversion Expectation | 0 / 0 | (None) | |
| 4677 | P1139D Steps to One | 0 / 0 | (None) | |
| 4724 | P1151F Sonya and Informatics | 0 / 0 | (None) | |
| 4732 | P1153F Serval and Bonus Problem | 0 / 0 | (None) | |
| 4745 | P1156F Card Bag | 0 / 0 | (None) | |
| 4785 | P1172C1 Nauuo and Pictures (easy version) | 0 / 0 | (None) | |
| 4786 | P1172C2 Nauuo and Pictures (hard version) | 0 / 0 | (None) | |
| 4844 | P1187F Expected Square Beauty | 0 / 0 | (None) | |
| 4861 | P1194F Crossword Expert | 0 / 0 | (None) | |
| 4878 | P1198F GCD Groups 2 | 0 / 0 | (None) | |
| 4923 | P1210F1 Marek and Matching (easy version) | 0 / 0 | (None) |
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