Submission #59894

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Source Code Expand

#include <iostream>
#include <fstream>
#include <cmath>
#include <vector>
#include <string>
#include <algorithm>
#include <numeric>

int main()
{
	/*std::ifstream in("XXXX(ファイル名).txt");

	std::cin.rdbuf(in.rdbuf());*/

	int n, m;

	std::cin >> n >> m;

	int sum = 0;

	for(int i=1; i<=n; i++)
	{
		sum += i*i;
	}

	std::cout << sum%m << '\n';

}

	

Submission Info

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