题解 | #句子逆序#

import java.util.Scanner;


// 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) {
        Scanner scanner = new Scanner(System.in);
        while(scanner.hasNext()){
            String inputText = scanner.nextLine();
            if(inputText == null || "".equals(inputText)){
                return;
            }
            String[] array = inputText.split(" ");
            StringBuilder stringBuilder = new StringBuilder();
            for(int i=array.length-1; i>=0 ; i--){
                stringBuilder.append(array[i]);
                if(i != 0){
                    stringBuilder.append(" ");
                }
            }
            System.out.println(stringBuilder);
        }
    }
}