ZCW-TooLargeTooSmall-BlueJ/Main.java

/**
 * Created by iyasuwatts on 10/17/17.
 */

import java.util.Scanner;
import java.util.Random;

public class Main {

    public static void main(String[] args) {

        // Create random number from range of 0 to 100.
        Random rand = new Random();
        int mysteryNum = rand.nextInt(101);

        // Log number of user inputs.
        int userAttempts = 1;

        int userGuess;
        int prevGuess = 101;

        // Continue looping infinitely until correct answer is passed. Count each attempt.
        do {
            for (; ; userAttempts++) {
                Scanner input = new Scanner(System.in);

                System.out.println("What positive integer between 0 and 100 am I thinking of?");
                userGuess = input.nextInt();

                System.out.println("You guessed: " + userGuess);

                // Check what the mystery number is. (personal use for testing)
                // System.out.println(mysteryNum);

                // Empty variable for storing the previous guess to compare.


                // Conditionals (correct, too high, too low, same guess, out of bounds)

                if (mysteryNum == userGuess) {
                    System.out.println("Correct! Number of attempts: " + userAttempts);
                    break;
                } else if (userGuess > 100 || userGuess < 0) {
                    System.out.println("Is that number between 0 and 100?");
                } else if (prevGuess == userGuess) {
                    System.out.println("That's the same number!");
                    userAttempts -= 1;
                } else if (mysteryNum > userGuess) {
                    System.out.println("Too low! Try again!");
                } else if (mysteryNum < userGuess) {
                    System.out.println("Too high! Try again!");
                }

                // Save previous guess for comparison.
                prevGuess = userGuess;
            }

        } while (mysteryNum != userGuess);

    }
}