Thursday 25 February 2016

Find out the perfect number using c program

#include<stdio.h>
 int main(){ 
  int n,i=1,sum=0;  
  printf("\nEnter a number:-");
  scanf("%d",&n); 
  while(i<n){  
     if(n%i==0)     
    sum=sum+i;   
     i++;   } 
    if(sum==n)    
   printf("\nThe no %d is a perfect number",i);
   else 
   printf("\nThe no %d is not a perfect number",i);  
 return 0; 
}

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