///////    power.C    ///////
#include <iostream.h>

int power(int a, int n)
{  int ans = 1;
        for (int i = 1 ; i <= n ; i++)
           ans = ans * a;
        return(ans);
}

main()
{       cout << power(2,8) << "\n";
        cout << power(2,30) << "\n";
        cout << power(2,31) << "\n";
        cout << power(2,32) << "\n";
        cout << power(2,33) << "\n";
}