Runtime error

Revision en1, by n-a, 2016-08-09 20:50:55

I'm getting a runtime error on the submission http://mirror.codeforces.com/gym/101020/submission/19751792 The first test case passes. There is no division by zero or arrays. what's wrong?!

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en1 English n-a 2016-08-09 20:50:55 198 Initial revision (published)