题解 | #单词倒排#

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

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String line;
        while ((line = br.readLine()) != null && line.length() > 0) {
            String[] words = line.split("\\W");
            System.out.print(words[words.length - 1]);
            for (int i = words.length - 2; i >= 0; --i) {
                System.out.printf(" %s", words[i]);
            }
            System.out.println();
        }
    }
}