package irc.test.TestCase;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;

public class HelloWorld {

	public static void main(String[] args) throws ClassNotFoundException, IllegalArgumentException, SecurityException, InstantiationException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
		new HelloWorld().init();
	}

	public void init() throws IllegalArgumentException, SecurityException, InstantiationException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
		BufferedReader in = null;
		ArrayList<String> lines = new ArrayList<String>();
		ArrayList<String> extender = new ArrayList<String>();

		String pckge = "";

		try {

			pckge = this.getClass().getPackage().toString().replace("package", "").trim() + ".";

			File temp = new File(pckge.replace(".", "/") + "HelloWorld.java");
			if(temp.exists()) in = new BufferedReader(new FileReader(temp)); else System.exit(0);

			String line;
			do {
				line = in.readLine();

				if(line != null && line.startsWith("class")) {
					if(line.indexOf("extends") < 0) {
						extender.add(line.replace("class","").replace("{","").trim());
					} else {
						lines.add(line.replace("class","").replace("{","").replace("extends", "").replace(extender.get(0), "").trim());
					}
				}
			} while(line != null);
		} catch (Exception e) {
		} finally {
			try { in.close(); } catch (Exception E) { System.out.println("ouch1"); System.exit(1); }
		}

		try {
			Class obj = Class.forName(pckge + extender.get(extender.size() - 1));
			String msg = obj.getConstructor().newInstance().toString();
			for(int i = 0; i < msg.length(); i++) {
				Class c = Class.forName(pckge + lines.get(Integer.parseInt(msg.substring(i, i+1)) - 1));
				System.out.print(c.getConstructor().newInstance().toString());
			}
		} catch(ClassNotFoundException e) {
			System.out.println("ouch2 " + e);
			System.exit(1);
		}
	}
}

class Letter {
	private char letter;

	public Letter(char letter) {
		this.letter = letter;
	}

	public String toString() {
		return (this.letter + "");
	}
}

class Order {
	private String order = "";

	public Order() {
		this.order = "12334564738";
	}

	public String toString() {
		return (this.order);
	}
}

class h extends Letter{

	public h() {
		super('h');
	}
}

class e extends Letter{

	public e() {
		super('e');
	}
}

class l extends Letter{

	public l() {
		super('l');
	}
}

class o extends Letter{

	public o() {
		super('o');
	}
}

class space extends Letter{

	public space() {
		super(' ');
	}
}

class w extends Letter{

	public w() {
		super('w');
	}
}

class r extends Letter{

	public r() {
		super('r');
	}
}

class d extends Letter{

	public d() {
		super('d');
	}
}