#include <iostream>

using namespace std;

unsigned int power (unsigned int, unsigned int);

int main()
{
   unsigned a, b, c;
   unsigned i;
  
   for (i=1; i<= 64; i++)
   {
      a = power(2, i);
      cout << "2 to the " << i << "th power is " << a << endl;
   }
   return 0;
}

unsigned int power (unsigned int base, unsigned int exponent)
{
   unsigned int i = 1;
   unsigned product = 1;

   while (i <= exponent)
   {
      product = product * base;
      i++;
   }
   return product;
}