var num = Randomizer.nextInt(0,100);

    while(true){
        var high = num < guess;
        var correct = num == guess;
        var low = num > guess;
        var done = guess == -1;
        var guess = readInt("What is your guess? " );
        if(correct){
            println("Correct!");
            println("Game has concluded.");
            break;
        }
        if(high){
            println("Your guess was too high.");
        }
        if(low){
            println("Your guess was too low.");
        }
        if(done){
            println("Game has concluded.");
            break;
        }
    }