Count_VowelsConstants.java

// WAP to count the Vowels and Constants in a string
import java.util.Scanner;

public class Count_VowelsConstants {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter the word: ");
        String str = sc.nextLine();
        str = str.toLowerCase(); // this will remove all the case sensitivity things like 
        int Vcount = 0;
        int Ccount = 0;
        for (int i = 0; i < str.length(); i++) {
            if(str.charAt(i) == 'a' || str.charAt(i) == 'e' || str.charAt(i) == 'i' || str.charAt(i) == 'o' || str.charAt(i) == 'u'){
                Vcount++;
            } else if (str.charAt(i) >= 'a' && str.charAt(i) <= 'z') { // This Condition will not add/count whitespaces in it so it will only count the letters and excluding the number and whitespaces
                Ccount++; 
            }
        } 
        System.out.println("The Number of Vowels: "+Vcount);
        System.out.println("The Number opf Constants: "+Ccount);
    }
}