Submission #59913

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Source Code Expand

#include <cstdio>
#include <cmath>
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
#include <map>
#include <set>
#include <deque>
#include <queue>
#include <algorithm>
#include <functional>

using namespace std;
typedef long long ll;

int main(void)
{
    int n, m;
    cin >> n >> m;
    ll sum = 0;
    for(int i = 1; i <= n; ++i){
        sum += (ll)i * i; 
    }
    cout << sum % m << endl;

    return 0;
}

Submission Info

Judge Result