| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 2601 | P1147B Chladni Figure | 0 / 0 | (None) | |
| 2587 | P1149B Three Religions | 0 / 0 | (None) | |
| 2581 | P1151A Maxim and Biology | 0 / 0 | (None) | |
| 2566 | P1153C Serval and Parenthesis Sequence | 0 / 0 | (None) | |
| 2555 | P1155A Reverse a Substring | 0 / 0 | (None) | |
| 2548 | P1156B Ugly Pairs | 0 / 0 | (None) | |
| 2533 | P1158B The minimal unique substring | 0 / 0 | (None) | |
| 2518 | P1163D Mysterious Code | 0 / 0 | (None) | |
| 2502 | P1167A Telephone Number | 0 / 0 | (None) | |
| 2486 | P1170C Minus and Minus Give Plus | 0 / 0 | (None) | |
| 2448 | P1178B WOW Factor | 0 / 0 | (None) | |
| 2445 | P1178E Archaeology | 0 / 0 | (None) | |
| 2432 | P1181B Split a Number | 0 / 0 | (None) | |
| 2426 | P1182B Plus from Picture | 0 / 0 | (None) | |
| 2425 | P1182C Beautiful Lyrics | 0 / 0 | (None) | |
| 2414 | P1183H Subsequences (hard version) | 0 / 0 | (None) | |
| 2398 | P1185B Email from Polycarp | 0 / 0 | (None) | |
| 2384 | P1187B Letters Shop | 0 / 0 | (None) | |
| 2372 | P1189A Keanu Reeves | 0 / 0 | (None) | |
| 2353 | P1194C From S To T | 0 / 0 | (None) |
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