ORAC — Ghost Encounters

Time Limit	Memory Limit	Input File	Output File
1 second	256 MiB	`ghostin.txt`	`ghostout.txt`

Log in to submit!

Attachments

sample-1-out.txt

sample-3-out.txt

sample-2-in.txt

sample-3-in.txt

sample-2-out.txt

sample-1-in.txt

Problem info

- Subtask 1 (25 points) has 10 cases.
- Subtask 2 (30 points) has 16 cases.
- Subtask 3 (35 points) has 23 cases.
- Subtask 4 (10 points) has 36 cases.