Program to check entered alphabet is vowel or consonant in c language.

■》Program to check whether given alphabet is vowel or consonant in c language. 

#include<stdio.h>

#include<conio.h>

void main()

{

  char ch;

  int lc ,uc;

  printf("enter an alphabet=");

  scanf("%c",&ch);

  // check lower alphabet 

  lc=(ch=='a' || ch=='e' || ch=='i' || ch=='o' || ch=='u');

  // check upper alphabet 

  uc=(ch=='A'|| ch=='E' || ch=='I' || ch=='O'|| ch=='U');

  if(lc || uc)

  {

  printf("entered alphabet is vowel.");

  }

  else

  {

  printf("entered alphabet is consonant");

  }

  getch();

 }

■》 Output->

enter a alphabet=A

entered alphabet is vowel.