Codeforces Round #817 (Div. 4) 1722C. Word Game Solution

 

Problem  Link : https://codeforces.com/contest/1722/problem/C

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;

#define ll long long int

int main()

{

    ios_base::sync_with_stdio(0);

    cin.tie(0);

    ll  n,t,i,j,f;

    cin>>t;

    while(t--)

    {

        cin>>n;

        vector<string>s(3*n);

        map<string,int>mp;

        for( i=0; i<3*n; i++)

        {

            cin>>s[i];

            mp[s[i]]++;

        }

        vector<int>ans(3,0);

        for(i=0; i<3*n; i++)

        {

            if(mp[s[i]]==1) ans[i/n]+=3;

            else if(mp[s[i]]==2) ans[i/n]+=1;

        }

        cout<<ans[0]<<" "<<ans[1]<<" "<<ans[2]<<endl;

    }

}