#include
#include
int main(void)
{
char ch;
printf("Enter the letter: ");
ch = getche();
switch(ch) {
case 'a':
case 'e':
case 'i':
case 'o':
case 'u':
case 'y':
printf(" is a vowel\n");
break;
default:
printf(" is a consonant");
}
return 0;
}