Vowels_Consonants.txt

import java.util.Scanner;
class Vowels_Consonants
{
    private boolean isVowel(char ch)
    {
        ch = Character.toLowerCase(ch);
        return ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o' || ch == 'u';
    }

    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        Vowels_Consonants ob = new Vowels_Consonants();

        System.out.print("Enter a string :- ");
        String str = sc.nextLine();

        int length = str.length();
        int vowels = 0;
        int consonants = 0;

        for(int i = 0 ; i < length ; ++i)
        {
            if(ob.isVowel(str.charAt(i)))
            {
                ++vowels;
            }
            else if(Character.isLetter(str.charAt(i)))
            {
                ++consonants;
            }
        }

        System.out.println("No. of Vowels = " + vowels);
        System.out.println("No. of Consonants = " + consonants);
    }
}