题解 | #句子逆序#

句子逆序

import java.util.Scanner;

/**
 * @author lymili
 * @Date 2022/4/1 20:20
 * @Version 1.0
 */
public class Main {
    public static void main(String[] args) {
//         System.out.print("请输入一个字符串:");
        Scanner in = new Scanner(System.in);
        String str = in.nextLine();
        ReverseSentence res = new ReverseSentence();
        System.out.println(res.reverseSentence(str));
    }
}

class ReverseSentence {
    public String reverseSentence(String str) {
        StringBuilder stringBuilder = new StringBuilder();
        String[] strArr = str.split(" ");
        for (int i = strArr.length - 1; i >= 0; i--) {
            stringBuilder.append(strArr[i]).append(" ");
        }
        return stringBuilder.toString();
    }
}