#include <stdio.h>
int main()
{
char ch = 'i';
if ((ch>='A' && ch<='Z') || (ch>='a' && ch<='z')) {
switch(ch) {
case 'A':
case 'E':
case 'I':
case 'O':
case 'U':
case 'a':
case 'e':
case 'i':
case 'o':
case 'u':
printf("%c is a vowel", ch);
break;
default:
printf("%c is a consonant", ch);
}
}
else {
printf("%c is not an alphabet character",ch);
}
return 0;
}
/*
run:
i is a vowel
*/