Jotto

import java.util.Scanner;

class WordGuess
{
    private char [] word;

    public WordGuess()
    {

    }

    public WordGuess(String w)
    {
        word = new char[w.length()];

        for (int i = 0; i < word.length; i++)
            word[i] = w.charAt(i);
    }

    public int match(String w)
    {
        int count = 0;

        for (int i = 0; i < word.length; i++)
            if (w.contains("" + word[i]))
                count++;
        return count;
    }

    public int getLength()
    {
        return word.length;
    }

    public static void main(String [] mona)
    {
        Scanner scan = new Scanner(System.in);

        System.out.println("Welcome to the Word Guessing Game!");
        System.out.print("Make sure all the letters are different. Please enter in your word to guess: ");

        String input = scan.next();

        WordGuess game = new WordGuess(input);

        for (int i = 0; i < 100; i++)
            System.out.println();

        System.out.println("Start Guessing!");
        System.out.println("Enter in your guess: ");
        String guess = scan.next();

        while (game.match(guess) != game.getLength())
        {
            System.out.println(guess + " and the hidden word have " + game.match(guess) + " letters in common!");
            System.out.println("Enter in your next guess: ");
            guess = scan.next();
        }

        System.out.println("Congratulations! You got the word, \"" + guess + "\"!");

        scan.close();
    }
}