#include <stdio.h>
#include <conio.h>
#include <ctype.h>

int main(void)
{
  int ch;
  int ech;
  do
  {
    ch = getch();
    if(ch == 0)
    {
      ech = getch();
      printf("Extended: %d\n", ech);
    }
    else
    {
      printf("Normal: %c\n", isprint(ch) ? ch : '.');
    }
  } while(ch != 27);
  return 0;
}