File list (Check if you may need any files):
1001\text
....\input
....\output
....\solution.cc
....\checker
....\checker.cc
...2\text
....\input
....\output
....\solution.cc
....\checker
...3\text
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....\solution.cc
....\checker
...4\text
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....\checker
...5\text
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....\checker
...6\text
....\input
....\output
....\solution.cc
....\checker
....\checker.cc
...7\text
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....\output
....\solution.cc
....\checker
....\checker.cc
...8\text
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....\output
....\solution.cc
....\checker
problems.csv