| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4997 | P612E Square Root of Permutation | 0 / 0 | (None) | |
| 4992 | P613D Kingdom and its Cities | 0 / 0 | (None) | |
| 4981 | P616C The Labyrinth | 0 / 0 | (None) | |
| 4969 | P618D Hamiltonian Spanning Tree | 0 / 0 | (None) | |
| 4950 | P622E Ants in Leaves | 0 / 0 | (None) | |
| 4926 | P627D Preorder Test | 0 / 0 | (None) | |
| 4924 | P627F Island Puzzle | 0 / 0 | (None) | |
| 4913 | P629E Famil Door and Roads | 0 / 0 | (None) | |
| 4878 | P633F The Chocolate Spree | 0 / 0 | (None) | |
| 4877 | P633G Yash And Trees | 0 / 0 | (None) | |
| 4868 | P638B Making Genome in Berland | 0 / 0 | (None) | |
| 4867 | P638C Road Improvement | 0 / 0 | (None) | |
| 4866 | P638D Three-dimensional Turtle Super Computer | 0 / 0 | (None) | |
| 4860 | P639F Bear and Chemistry | 0 / 0 | (None) | |
| 4833 | P650C Table Compression | 0 / 0 | (None) | |
| 4831 | P650E Clockwork Bomb | 0 / 0 | (None) | |
| 4824 | P652E Pursuit For Artifacts | 0 / 0 | (None) | |
| 4821 | P653B Bear and Compressing | 0 / 0 | (None) | |
| 4818 | P653E Bear and Forgotten Tree 2 | 0 / 0 | (None) | |
| 4803 | P659E New Reform | 0 / 0 | (None) |
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