YahooGuessingGame.java

import java.util.Scanner;

public class YahooGuessingGame {
    public static void main(String [] args) {
        Scanner kb= new Scanner(System.in);
        int guess;
        int guesses = 0;
        int number;
        String reply;

        // loop per game
        do {
            // choose new number for each game
            number = (int) (Math.random() * 101); // range 0 to 100
            guesses = 0; // reset guesses for each game
            // loop per guess
            do {
                System.out.print("Guess a number between 0 & 100: ");
                // loop while guess outside range (0-100)
                do {
                    guess = kb.nextInt();
                    if (guess < 0 || guess > 100) {
                        System.out.println("Error! Number must be between 0 and 100.");
                    } // if
                } while (guess < 0 || guess > 100);

                guesses++;

                if (guess > number)
                    System.out.println("Your guess is too high.");
                else if (guess < number)
                    System.out.println("Your guess is too low.");
                else
                    System.out.println("Congrats, you guess right!");

            } while (guess != number);

            System.out.println("You got it in "+guesses+" guesses.");

            do {
                System.out.print("Would you like to play again (reply Y or N): ?");
                reply = kb.next();
            } while (!(reply.equalsIgnoreCase("Y") || reply.equalsIgnoreCase("N")));

        } while (reply.equalsIgnoreCase("Y"));
    } // main()
} // class