#include <stdio.h>
#include <math.h>

int main(void)
{
  int xx;
  xx=3;
  printf("The value of yy is %f\n", pow(2,xx) );
  int A=12;
  printf("%d \n", 'A'); 
  printf("%d \n", 'A'+A); 

  return 0;
}