codeforces problem 1700A solution in c++

Md. Ashikur Rahman answered on June 28, 2022 Popularity 1/10 Helpfulness 1/10

answer codeforces problem 1700A solution in c++

codeforces problem 1700A solution in c++

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#include<bits/stdc++.h>
using namespace std;

int main ()
{
    long long t;
    cin >> t;
    while(t-- ) {
        long long n, m;
        cin >> n >> m;
        long long ans = (m*(m-1)) / 2;
        ans += m* ((n* (n+1)) /2);
        cout << ans << "\n";
    }
    return 0;
}

Popularity 1/10 Helpfulness 1/10 Language cpp

Source: Grepper

Tags: c++ solution

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Contributed on Jun 28 2022

Md. Ashikur Rahman

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codeforces problem 1700A solution in c++

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