| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4115 | P903E Swapping Characters | 0 / 0 | (None) | |
| 4117 | P906B Seating of Students | 0 / 0 | (None) | |
| 4121 | P908A New Year and Counting Cards | 0 / 0 | (None) | |
| 4122 | P908B New Year and Buggy Bot | 0 / 0 | (None) | |
| 4127 | P909A Generate Login | 0 / 0 | (None) | |
| 4133 | P911C Three Garlands | 0 / 0 | (None) | |
| 4138 | P912C Perun, Ult! | 0 / 0 | (None) | |
| 4144 | P914A Perfect Squares | 0 / 0 | (None) | |
| 6421 | P916A Jamie and Alarm Snooze | 0 / 0 | (None) | |
| 6416 | P918A Eleven | 0 / 0 | (None) | |
| 6415 | P919A Supermarket | 0 / 0 | (None) | |
| 6414 | P919B Perfect Number | 0 / 0 | (None) | |
| 6409 | P922C Cave Painting | 0 / 0 | (None) | |
| 4165 | P931A Friends Meeting | 0 / 0 | (None) | |
| 4168 | P932C Permutation Cycle | 0 / 0 | (None) | |
| 4183 | P938C Constructing Tests | 0 / 0 | (None) | |
| 6395 | P940A Points on the line | 0 / 0 | (None) | |
| 6392 | P940F Machine Learning | 0 / 0 | (None) | |
| 6387 | P948A Protect Sheep | 0 / 0 | (None) | |
| 6385 | P949D Curfew | 0 / 0 | (None) |
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