Check Whether a Character is a Vowel or not by using switch Statement

#include <stdio.h>
#include <conio.h>
void main()
{
char ch;
printf("\nEnter any character: ");
scanf("%c", &ch);
switch (ch)
{
case 'a':
case 'A':
printf("\n\n%c is a vowel", ch);
break;
case 'e':
case 'E':
printf("\n\n%c is a vowel", ch);
break;
case 'i':
case 'I':
printf("\n\n%c is a vowel", ch);
break;
case 'o':
case 'O':
printf("\n\n%c is a vowel", ch);
break;
case 'u':
case 'U':
printf("\n\n%c is a vowel", ch);
break;
default:
printf("\n\n%c is not a vowel", ch);
}
getch();
}