package reverse;

import java.util.ArrayList;
import java.util.Scanner;

public class Reverse {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        ArrayList<ArrayList<String>> lines = new ArrayList<>();

        while (sc.hasNextLine()) {
            ArrayList<String> line = new ArrayList<>();
            StringBuilder builder = new StringBuilder();
            String lineString = sc.nextLine();

            for (char c : lineString.toCharArray()) {
                if (!Character.isWhitespace(c)) {
                    builder.append(c);
                } else {
                    if (!builder.toString().isEmpty()) {
                        line.add(builder.toString());
                    }
                    builder = new StringBuilder();
                }
            }
            if (!builder.toString().isEmpty()) {
                line.add(builder.toString());
            }
            lines.add(line);
        }

        sc.close();



        for (int i = lines.size() - 1; i >= 0; i--) {
            if (lines.get(i).isEmpty()) {
                System.out.println();
            }
            for (int j = lines.get(i).size() - 1; j >= 0; j--) {
                if (j > 0) {
                    System.out.print(lines.get(i).get(j) + " ");
                } else {
                    System.out.println(lines.get(i).get(j));
                }
            }
        }
    }
}