Write a program to check a number is perfect or not
#include<iostream>
using namespace std;
int main()
{
int i,sum=0,n;
cout<<"enter the number: ";
cin>>n;
for(i=1; i<n; i++)
{
if(n%i==0)
{
sum=sum+i;
}
}
if(sum==n)
{
cout<<"perfect number";
}
else
{
cout<<"not perfect number";
}
return 0;
}
