| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 572 | usaco#P08dec07 Patting Heads S | 1 / 1 | 3 | |
| 2095 | usaco#P08jan01 Cell Phone Network G | 1 / 1 | 3 | |
| 450 | ccf#P08001 ISBN 号码 | 1 / 1 | 2 | |
| 477 | ccf#P08005 笨小猴 | 1 / 1 | 2 |
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