ORAC — Beach Umbrellas

Time Limit	Memory Limit	Input File	Output File
1 second	256 MiB	`beachin.txt`	`beachout.txt`

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Attachments

sample-1-out.txt

sample-2-out.txt

sample-3-out.txt

sample-2-in.txt

sample-3-in.txt

sample-1-in.txt

Problem info

- Subtask 1 (7 points) has 9 cases.
- Subtask 2 (18 points) has 17 cases.
- Subtask 3 (23 points) has 10 cases.
- Subtask 4 (40 points) has 38 cases.
- Subtask 5 (12 points) has 54 cases.