#include<iostream.h>

int main() {

  int a, b, i;

  cout << "And in C++: ";

  a=5;  
  b=1;
  i=0;
  while (i<a) {
    b=2*b;
    i=i+1;
  }

  cout << "2^" << a << "=" << b << endl;

  exit(0);
}