Sunday, 24 December 2017

Program to check given number is perfect number or not

#include<stdio.h>
int main( )
{
   int n, i, j, sum=0;
   
   printf("Enter the number");
   scanf("%d",&n);

   j=n;

  
   for(i=1; i<n; i++)
    {
         if(n % i == 0)
             sum=sum+i;
     }
    
       if(sum == j)
          printf("%d is perfect number", j);
      
      else
          printf("%d is not perfect number", j);

    return 0;

}

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