View Code of Problem 2738

#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;
	}
 
}
/*
F:\temp\23361487.199604\Main.c:2:19: error: iostream: No such file or directory
F:\temp\23361487.199604\Main.c:3:17: error: string: No such file or directory
F:\temp\23361487.199604\Main.c:4:16: error: cmath: No such file or directory
F:\temp\23361487.199604\Main.c:5:18: error: cstring: No such file or directory
F:\temp\23361487.199604\Main.c:6:17: error: vector: No such file or directory
F:\temp\23361487.199604\Main.c:7:18: error: iomanip: No such file or directory
F:\temp\23361487.199604\Main.c:8:17: error: cstdio: No such file or directory
F:\temp\23361487.199604\Main.c:9:20: error: algorithm: No such file or directory
F:\temp\23361487.199604\Main.c:11: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'namespace'
F:\temp\23361487.199604\Main.c: In function 'main':
F:\temp\23361487.199604\Main.c:21: error: 'cin' undeclared (first use in this function)
F:\temp\23361487.199604\Main.c:21: error: (Each undeclared identifier is reported only once
F:\temp\23361487.199604\Main.c:21: error: for each function it appears in.)
F:\temp\23361487.199604\Main.c:32: error: 'cout' undeclared (first use in this function)
F:\temp\23361487.199604\Main.c:32: error: 'endl' undeclared (first use in this function)
*/