SY-3-a Easy Java program to count the letters, spaces, numbers and other characters

import java.util.*;
public class Demo {

    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        System.out.println("Enter any string : ");
        String msg = in.nextLine();
        char[] ch = msg.toCharArray();
        int ltr, spc, num, sch, ucl, lcl;
        ltr = spc = num = sch = ucl = lcl = 0;
        for(int i = 0; i < msg.length(); i++)
        {
        if(Character.isLetter(ch[i]))
        {
            ltr++ ;
            if(Character.isLowerCase(ch[i]))
            {
                lcl++;
            }
            if(Character.isUpperCase(ch[i]))
            {
                ucl++;
            }
        }
        else if(Character.isDigit(ch[i]))
        {
            num++ ;
        }
        else if(Character.isSpaceChar(ch[i]))
        {
            spc++ ;
        }
        else
        {
            sch++;
        }
    }
    System.out.println("Letter : " + ltr);
    System.out.println("Upper Case Letter : " + ucl);
    System.out.println("Lower Case Letter : " + lcl);
    System.out.println("Space : " + spc);
    System.out.println("Numbers : " + num);
    System.out.println("Other : " + sch);
}
}