View Code of Problem 140

#include<iostream>
#include<string>
#include<cmath>
#include<cstring>
#include<vector>
#include<iomanip>
#include<cstdio>
#include<algorithm>
#include<ctype.h>
using namespace std;
int num[302];
int main()
{
	memset(num, 0, sizeof(num));
	for (int i = 1;i <= 301;i++)
	{
		num[i] = num[i - 1] + i;
	}
	int t;
	cin >> t;
	int cnt = 1;
	while (t--)
	{
		int n;
		long long sum = 0;
		cin >> n;
		for (int i = 1;i <= n;i++)
		{
			sum += i * num[i + 1];
		}
		cout <<cnt++<<" "<<n<<" "<< sum << endl;
	}
 
}