Why is my code giving runtime error ? Please help

Revision en1, by rahulpkvij, 2020-01-02 19:41:39

https://mirror.codeforces.com/contest/1277/submission/68086797

Please can anyone tell me why my code is giving runtime error ? PLEASE HELP. Thanks in advance !

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en1 English rahulpkvij 2020-01-02 19:41:39 205 Initial revision (published)