Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: s = "leetcode" return 0. s = "loveleetcode", return 2. Note: You may assume the string contain only lowercase…
题目: 给定一个字符串,找到它的第一个不重复的字符,并返回它的索引.如果不存在,则返回 -1. Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. 案例: s = "leetcode" 返回 0. s = "loveleetcode", 返回 2. 注意事项:您可以假定该字符串只包含小写字…
下面我用一个实例来和大家分享一下我的经验,asp.net MVC 框架中控制器里使用Newtonsoft.Json对前端传过来的字符串进行解析. using Newtonsoft.Json; using System; using System.Collections.Generic; using System.Web.Mvc; namespace MyWebApp.Controllers { public class TestController : Controller { public A…