Bismillahir Rahmanir Rahim ///Author: Tanvir Ahmmad ///CSE,Islamic University,Bangladesh #include< iostream > #include< cstdio > #include< algorithm > #include< string > #include< cstring > #include< sstream > #include< cmath > #include< cstring > #include< vector > #include< queue > #include< map > #include< set > #include< stack > #include< vector > #include< iterator > #include < functional > ///sort(arr,arr+n,greater<int>()) for decrement of array /*every external angle sum=360 degree angle find using polygon hand(n) ((n-2)*180)/n*/ ///Floor[Log(b) N] + 1 = the number of digits when any number is represented in base b using namespace std; typedef long ...
I am Tanvir Ahmmad from Bangladesh. Working as a competitive programmer. It will be very pleasure to help you. Happy coding...