C program to check given alphabet is a vowel or not using switch case

Program #include<stdio.h>#include<conio.h> void main(){char ch;clrscr();printf(“Enter an alphabet:”);scanf(“%c”,&ch); switch(ch){case ‘a’:case ‘A’:case ‘e’:case ‘E’:case ‘i’:case ‘I’:case ‘o’:case ‘O’:case ‘u’:case ‘U’:printf(“The alphabet is vowel”);break;default: printf(“The alphabet is not vowel”);} getch();} Output