186. 翻转字符串里的单词 II (opens new window)

English Version (opens new window)

题目描述

给定一个字符串，逐个翻转字符串中的每个单词。

示例：

输入: ["t","h","e"," ","s","k","y"," ","i","s"," ","b","l","u","e"]
输出: ["b","l","u","e"," ","i","s"," ","s","k","y"," ","t","h","e"]

注意：

• 单词的定义是不包含空格的一系列字符
• 输入字符串中不会包含前置或尾随的空格
• 单词与单词之间永远是以单个空格隔开的

进阶：使用 O(1) 额外空间复杂度的原地解法。

解法

Python3

Java

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