while控制语句实现从1到10的求和功能

#include "stdafx.h"

#include<iostream>
using namespace std;
int main()
{

    int sum = 0, n = 1;

    while (n <= 10) {
        sum = sum + n;
        ++n;
    }

    cout << sum << endl;

    system("pause");
    return 0;
}