import java.io.*;

public class Main1 {
  private static ListReader lr;
  public static void main(String[] args) {
    try {
      lr=new ListReader(new InputStreamReader(System.in));
      for(;;) {
        Cell c=lr.read();
        if(c==null) break;
	System.out.println(c.toString());
      }
    } catch(IOException e) {
      System.out.println(e);
    }
  }
}