import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

/*
 * ReverseOrderSentence.java
 * Aufgabe 6
 */

/**
 *
 * @author  Christian Weidauer
 */
public class ReverseOrderSentence {

   /**
    * @param args the command line arguments
    */
   public static void main(String[] args) throws IOException {
        System.out.print("Geben Sie bitte eine Zeichenkette ein: ");
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        String inputString = in.readLine();

        StringTokenizer st = new StringTokenizer(inputString, " ", true);
        StringBuffer sb = new StringBuffer();

        while (st.hasMoreTokens()) {
           sb.insert(0, st.nextToken());
        }

        System.out.println(sb);
   }
   
}