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Time Limit | Memory Limit | Input File | Output File |
---|---|---|---|

30 seconds | 256 MiB | Standard Input |
Standard Output |

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- Subtask 1 (8 points) has 1 case.
- Subtask 2 (8 points) has 1 case.
- Subtask 3 (18 points) has 1 case.
- Subtask 4 (18 points) has 1 case.
- Subtask 5 (16 points) has 1 case.
- Subtask 6 (16 points) has 1 case.
- Subtask 7 (16 points) has 1 case.

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