public float testSameUser(String user1, String user2) {
        if(user1.length() != user2.length()) {
            System.out.println("[ERROR] Uservalues don't have the same length!");
            return 0F;
        }

        int sameAnswers = 0;

        char[] user1char = user1.toCharArray();
        char[] user2char = user2.toCharArray();

        for(int i=0; i<user1.length(); i++) {
            if(user1char[i] == user2char[i]) {
                sameAnswers++;
            }
        }

        return sameAnswers/user1.length();
    }