2016年11月4日
leetcode笔记11 First Unique Character in a String
摘要： 题目描述： Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: Note: You may assu 阅读全文
posted @ 2016-11-04 13:13 qicaide 阅读(104) 评论(0) 推荐(0) 编辑