I have submitted this code to this problem https://codeforces.net/contest/514/problem/B but got wrong answer, i went to the tutorial and found the same method, so i saw some accepted codes and i had the exact code, but i still don't know why I'm getting wrong answer this is my code: https://codeforces.net/contest/514/submission/62895602 and this is an accepted code: https://codeforces.net/contest/514/submission/17915278 would be nice to know why.