xn_28的专栏

链接：https://leetcode.com/problems/self-crossing/解法参考：http://www.cnblogs.com/grandyang/p/5216856.html题目：You are given an array x of n positive numbers. You start at point (0,0) and m

题目链接：https://leetcode.com/problems/missing-number/题目Given an array containing n distinct numbers taken from 0, 1, 2, …, n, find the one that is missing from the array.For example, Given nums = [0, 1,

题目链接：https://leetcode.com/problems/integer-to-english-words/题目Convert a non-negative integer to its english words representation. Given input is guaranteed to be less than 2^31 - 1. For example, 1

题目链接： https://leetcode.com/problems/edit-distance/解法参考： http://www.bubuko.com/infodetail-644271.htmlhttp://blog.sina.com.cn/s/blog_6f611c300101f72q.htmlhttp://blog.youkuaiyun.com/feliciafay/article/de