题解 | #句子逆序#

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String str=in.nextLine();
        String[] words =str.split(" ");
        int n=words.length;
        //for(int i=n-1;i>=0;){
          //  System.out.print(words[i--]+" ");
	  		//暴力循环输出 
        //}
        java.util.List<String> list = java.util.Arrays.asList(words);//先将数组转换成列表
        java.util.Collections.reverse(list);//再用反转函数
        for (String num : list) {
            System.out.print(num + " ");
        }

    }
}