I have been stuck on this question for a long long time.please help question-:https://mirror.codeforces.com/contest/451/problem/B code-:https://mirror.codeforces.com/contest/451/submission/144510169
Problem with codeforces round 258 B
I have been stuck on this question for a long long time.please help question-:https://mirror.codeforces.com/contest/451/problem/B code-:https://mirror.codeforces.com/contest/451/submission/144510169