Codeforces Round #790 (Div. 4) 1676 A. Lucky? Solution

Problem Link: https://codeforces.com/contest/1676/problem/A

 Solution in C++: 

///La ilaha illellahu muhammadur rasulullah

///******Bismillahir-Rahmanir-Rahim******///

///Abul Hasnat  Tonmoy

///Department of CSE,23rd batch

///Islamic University,Bangladesh

///**********ALLAH IS ALMIGHTY************///

#include <bits/stdc++.h>

using namespace std;

int main()

{

    int  n,x,y,t,r,i,mx,a,b,c,d,e,f;

    cin>>t;

    while(t--)

    {

        string s;

        a=b=0;

        cin>>s;

        for(i=0; i<3; i++)

        {

            a+=s[i]-'0';

        }

        for(i=3; i<6; i++)

        {

            b+=s[i]-'0';

        }

        if(a==b)

            cout<<"YES"<<endl;

        else

            cout<<"NO"<<endl;

    }

}