leetcode344反转字符串

leetcode 344 Reverse String

Posted by BY on August 9, 2020

前言

持续更新了

正文

问题来源

本问题来自leetcode上的344题。

问题描述

编写一个函数,其作用是将输入的字符串反转过来。

示例 1:

输入:["h","e","l","l","o"]
输出:["o","l","l","e","h"]

示例 2:

输入:["H","a","n","n","a","h"]
输出:["h","a","n","n","a","H"]

分析:

func reverseString(s []byte)  {
    i, j := 0, len(s)-1
    for i < j {
        s[i], s[j] = s[j], s[i]
        i++
        j--
    }
}

总结:

勤思考。

结语

不管怎么样好好加油。