/*
 * ifelse2.c - if-else decision inside a while loop
 */
#include <stdio.h>

int main(void)
{
  char cc; // declare char variable cc
  printf("The one character and press Enter: "); // prompt user
  printf("Type ? and press Enter for hlep: "); // prompt user

  while( (cc=getchar() ) != EOF ) // get a char from std-in
                                  // assign to cc
                                  // run the code between braces until cc contains EOF
  {
    if (cc=='?')
    {
      puts(" This program prints the character you entered.");
      puts(" Type CTRL-d to quit");
      puts(" Type ? for help");
    }
    else 
    {
      printf("You entered %c.\n", cc);
    }
    getchar(); // flush newline from buffer
    printf(" Enter another character: "); // prompt for anohter char

    // go to top of while loop
  }
  printf("\n"); // display a newline at end of  program

  return 0; // return 0 to calling program
}