1st pretest has failed for 2 times for this problem
Reason seems something absurd.
Can't find file C:\Contesters\Work\invoker-prod\work\codeforces2\8d52aa0078fe20a14680b3cd00605872\check-c0e5d9f7aa08d65d99f1b554204f7953\run\output.txt invokerId=261ec12cf78624c9d6a2c0c816d47728, location=3232047280 Please help me.