import java.io.*;
import java.util.Vector;
import java.util.Enumeration;

public class MyIterator {
  
  public static void main(String[] args) throws IOException {
    BufferedReader br=
      new BufferedReader(new InputStreamReader(System.in));
    Vector v= new Vector();
    String stopper= "stop it!";
    
    for (String input= br.readLine();
         !input.equals(stopper); input= br.readLine()) {
      v.add(input);
    }
    
    Enumeration enum= v.elements();
    
    while(enum.hasMoreElements()) {
      System.out.println(enum.nextElement());
    }
  }
}