12-Perfect_Number.c

#include <stdio.h>

int main()
{
    int num;
    printf("Enter the number: ");
    scanf("%d", &num);
    int sum = 0;
    for (int i = 1; i < num; i++)
    {
        if (num % i == 0)
        {
            sum = sum + i;
        }
    }

    if (sum == num)
    {
        printf("%d is a Perfect Number", num);
    }
    else
    {
        printf("%d is not a Perfect Number", num);
    }

return 0;
}