Lucky Symbols — ORAC

Time Limit	Memory Limit
30 seconds	256 MiB

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Problem info

- 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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