gamedemo.java

class Guess {
    public static void main (String [] args)
        throws java.io.IOException {

        char ch, answer = 'K';

        System.out.println("I'm thinking of a letter between A and Z");
        System.out.println("Can you guess it: ");

        ch = (char) System.in.read(); // read a char from the keyboard

        if (ch == answer) {
            System.out.println("**Winner**");
        }
        else  {
            System.out.println("**Loser**");

            //nested if starts here
            if (ch < answer) System.out.println("naah too low try again");
            else System.out.println("come down too high g");
        }
    }
}