Problems
| Problem |
|---|
| A 扫地机器人 |
| B 迷宫 |
| C 迷宫（八方向） |
| D 数池塘（四方向） |
| E Lake Counting |
| F 体积 |
Submissions
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Contest Clarifications
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| Problem |
|---|
| A 扫地机器人 |
| B 迷宫 |
| C 迷宫（八方向） |
| D 数池塘（四方向） |
| E Lake Counting |
| F 体积 |
