| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 753 | P1508C Complete the MST | 0 / 0 | (None) | |
| 751 | P1508E Tree Calendar | 0 / 0 | (None) | |
| 733 | P1511C Yet Another Card Deck | 0 / 0 | (None) | |
| 705 | P1515F Phoenix and Earthquake | 0 / 0 | (None) | |
| 691 | P1517F Reunion | 0 / 0 | (None) | |
| 684 | P1519E Off by One | 0 / 0 | (None) | |
| 671 | P1521D Nastia Plays with a Tree | 0 / 0 | (None) | |
| 667 | P1523C Compression and Expansion | 0 / 0 | (None) | |
| 644 | P1527D MEX Tree | 0 / 0 | (None) | |
| 642 | P1528A Parsa's Humongous Tree | 0 / 0 | (None) | |
| 640 | P1528C Trees of Tranquillity | 0 / 0 | (None) | |
| 638 | P1528E Mashtali and Hagh Trees | 0 / 0 | (None) | |
| 599 | P1534D Lost Tree | 0 / 0 | (None) | |
| 594 | P1534H Lost Nodes | 0 / 0 | (None) | |
| 590 | P1535D Playoff Tournament | 0 / 0 | (None) | |
| 589 | P1535E Gold Transfer | 0 / 0 | (None) | |
| 560 | P1540B Tree Array | 0 / 0 | (None) | |
| 526 | P1547G How Many Paths? | 0 / 0 | (None) | |
| 504 | P1551F Equidistant Vertices | 0 / 0 | (None) | |
| 487 | P1553H XOR and Distance | 0 / 0 | (None) | 
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