ask-user-prog.c - Et program som ønsker et 'yes/no' svar.

Lektion 2 - slide 24 : 28 Program 1

#include <stdio.h>

int main(void) {

  char answer, forget;

  do {
    printf("Answer yes or no (y/n): ");
    scanf("%c%c", &answer, &forget);
  } while (answer != 'y' && answer != 'n');

  printf("The answer is %s\n\n", 
          answer == 'y'? "yes" : "no");
  
  return 0;
}