/* introduction to arrays.
*/
#include<iostream>
#include <cmath>
using namespace std ;




int main()
{

  int vec[9];
 for (int i =0; i<=8 ; ++i)
	{
 
       vec[i] = pow(i,2);
   cout<< " vec["<< i<<"]="<< vec[i] <<endl;
        }
  return 0;
}//