program in C++ to display the n terms of square natural number and their sum. . 1 4 9 16 ... n Terms

#include <iostream>
using namespace std;
void main()
{
int i,n,sum=0;
   cout<<"Input the number of terms : ";
   cin>>n;
   cout<<"\nThe square natural upto terms are :"<<n;
   for(i=1;i<=n;i++)
   {
     cout<<" "<<i*i;
     sum+=i*i;
   }
   cout<<"The sum of square natural upto 5 terms are"<<sum<<endl;
system ("pause");
}