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@brianfry713 Sorry for the inconvenience, here is my code. #include <bits/stdc++.h> using namespace std; #define pii pair<int,int> #define pip pair<int,pii> #define pb push_back #define mp make_pair #define ff first #define ss second #define MOD 1000000007 typedef long long ll; int dx[]={1,-1,0,0,-1...

Hi I'm constantly getting Runtime error in this problem. I'm absolutely clueless about what is causing it. Please help me.
Here is my code.

http://ideone.com/r208lB

Thanks!