Write a C program to check whether input alphabet is a vowel or not.

#include <stdio.h>

void main()

{

  char ch;

  printf("Enter a character\n");

  scanf("%c", &ch);

  if (ch == 'a' ||ch == 'A' || ch == 'e' || ch == 'E' || ch == 'i' || ch == 'I' || ch =='o' || ch=='O' || ch == 'u' || ch == 'U')

    printf("%c is a vowel.\n", ch);

  else

    printf("%c is not a vowel.\n", ch);

 }