/**
 * Author: Sergey Kopeliovich (Burunduk30@gmail.com)
 */

import java.util.*;
import java.io.*;

public class x_tokenizer_stdin {
	StreamTokenizer in;
	int nextInt() throws IOException {
		in.nextToken();
		return (int)in.nval;
	}

	static public void main(String[] args) throws Exception {
		new x_tokenizer_stdin().run();
	}
	public void run() throws Exception {
		in = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in)));
		PrintWriter out = new PrintWriter(System.out);

		out.close();
	}
}