题解 | 完全数计算

#include <stdio.h>

int main() 
{


    int n;
    while (scanf("%d", &n) != EOF) 
    {
        int count = 0;
        for (int i = 1; i <= n; i++) 
        {
            int resault = 0;
            for (int j = 1; j < i; j++) 
            {
                if (i % j == 0)
                {
                    resault += j;
                }
            }
            if (resault == i)
            {
                count++;
            }
        }
        printf("%d\n", count);
    }
    return 0;
}