4: cheak whether input alphabet is a vowel or not

#include<stdio.h>
int 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 vowel.\n",ch);
return 0;
}