write a program to check entered number is perfect number or not.

/* write a  code for perfect number*/
#include<stdio.h>
main()
{
int i,num,sum=0;
printf("enter the number");
scanf("%d",&num);
for(i=1;i<num;i++)
{
if(num%i==0)
{
sum=sum+i;
}}
if(sum==num)
{
printf("perfect number");
}
else
{
printf("not a perfect number");
}

}