// File: Console.java					R.L.

// Allow reading from console with "read", and
// writing to the console with "echo".

import java.io.*;

public class Console {
	
	private BufferedReader buf;
	private FileReader     fr;
	private InputStreamReader isr;
	
	public Console() {
		isr = new InputStreamReader(System.in);
		buf = new BufferedReader(isr);		
	}

	public String read() {
		String in = "";
		try {
			in = buf.readLine();	
		}
		catch (IOException e) {
			in = "";
		}
		return in;
	}

	public void echo(String s) {
		if (s == null) s = "Error: s is null";
		System.out.println(s);
	}
}