import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class RT {

	static String f = "";
	static long tm = 0;
	static String diff = "hard";
	public static void main(String[] args){
		System.out.println("\\");
		String gap = "";
		double t =  Math.random();
		double g =  Math.random();
		double time = (int) (t*700);
		int spaces = (int) (g*135);
		for (int x=0;x<=spaces;x++){
			gap = gap+" ";
		}
		if (time <100){
			time = time + 200;
		} else if (time < 300){
			time = time + 100;
		}
		System.out.println("Difficulty has been set to "+diff+" by default.");
		System.out.println("Welcome to the Reaction Testing game by Greg Cawthorne!:");
		f = readLine("Type in 'hard' (1) or 'harder' (2) to change difficulty (with no typos).\nPress enter to start. Once the game starts the page will remain blank for a random amount of time.\nOnce a message does appear onscreen, press enter again as fast as you can. The faster you are the better your score!:\n");
		if (false == f.equals("")){
		if (f.equals("hard") || f.equals("1")){
			diff = "hard";
			System.out.println("Difficulty set to hard!");
		} else if (f.equals("harder") || f.equals("2")){
			diff = "harder";
			System.out.println("Difficulty set to harder!");
		} else {
			f = readLine("Difficulty not changed.");
			}main(args);
		}

		try {
			Thread.sleep((long) (time*10));
		} catch (InterruptedException e) {

		}
		if (diff.equals("hard")){
			gap = "";
		}
		System.out.println(gap+"::::::::::::::::::::::::::::::::::::::::::::::");
		System.out.println(gap+"::::::::::::::::::::::::::::::::::::::::::::::");
		System.out.println(gap+"!!!!!!!!!!!!!!!--PRESS NOW--!!!!!!!!!!!!!!!!!!");
		System.out.println(gap+"::::::::::::::::::::::::::::::::::::::::::::::");
		System.out.println(gap+"::::::::::::::::::::::::::::::::::::::::::::::");
		score();
	    while (true){
	    	f = readLine("\nPlay again? enter y (yes) or n (no): \n");
	    if (f.equals("yes") || f.equals("y")){
	    	System.out.println("-----------------------------------------------------------------------------\n");
	    	main(args);
	    } else if (f.equals("no") || (f.equals("n"))) {
	    	System.out.println("Goodbye! I hope you enjoyed the Reaction Testing game by Greg Cawthorne!");
	    	System.exit(0);
	    } else {
	    	System.out.println("I'm sorry. I didn't quite get that. Please enter yes or no :).");
	    }
	}}

        public static void score() {
		    tm = System.currentTimeMillis();
		    try {
		    	readLine("");
		    }
		    finally {
		        tm = System.currentTimeMillis()-tm;
		        if (tm < 50){
		        System.out.println("Hold your horses! You pressed enter before you were told!");
		    } else {
		    	System.out.println("Well done you reaction time is at "+tm+"ms");
		    }
	}}
	public static String readLine(String prompt) {
	    String input = "";
	    System.out.print(prompt);
	    InputStreamReader isr = new InputStreamReader(System.in);
	    BufferedReader br = new BufferedReader(isr);
	    try {

	      input = br.readLine();

	    } catch (IOException ioe) {
	    }
	    return input;
	  }

}