Tree Dash — ORAC

Time Limit	Memory Limit
2.5 seconds	1024 MiB

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Problem info

- Subtask 1 (20 points) has 6 cases.
- Subtask 2 (15 points) has 21 cases.
- Subtask 3 (25 points) has 11 cases.
- Subtask 4 (20 points) has 26 cases.
- Subtask 5 (20 points) has 72 cases.