int main(void) { printf("%i", IS_ALPHABETIC('A')); printf("%i", IS_ALPHABETIC('a')); printf("%i", IS_ALPHABETIC(22)); return 0; }
int main (void) { printf ("a: %i\n", IS_ALPHABETIC('a')); printf ("z: %i\n", IS_ALPHABETIC('z')); printf ("A: %i\n", IS_ALPHABETIC('A')); printf ("Z: %i\n", IS_ALPHABETIC('Z')); printf ("1: %i\n", IS_ALPHABETIC('1')); return 0; }