<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[dong12276的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/dong12276</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; dong12276]]></copyright><item><title><![CDATA[leetcode 126 Word Ladder II]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403279</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403279</guid><author>dong12276</author><pubDate>Thu, 30 Jun 2016 21:55:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/word-ladder-ii/
Word Ladder II
Description
Given two words (beginWordandendWord), and a dictionary's word list, find all shortest transformation sequenc...]]></description><category></category></item><item><title><![CDATA[leetcode 367 Valid Perfect Square]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403278</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403278</guid><author>dong12276</author><pubDate>Thu, 30 Jun 2016 21:14:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/valid-perfect-square/
Valid Perfect Square
Description
Given a positive integernum, write a function which returns True ifnumis a perfect square else Fa...]]></description><category></category></item><item><title><![CDATA[leetcode 332 Reconstruct Itinerary]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403277</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403277</guid><author>dong12276</author><pubDate>Thu, 23 Jun 2016 23:09:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/reconstruct-itinerary/
Reconstruct Itinerary
Description
Given a list of airline tickets represented by pairs of departure and arrival airports[from, to],...]]></description><category></category></item><item><title><![CDATA[leetcode 226 Invert Binary Tree]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403275</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403275</guid><author>dong12276</author><pubDate>Thu, 23 Jun 2016 22:44:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/invert-binary-tree/
Invert Binary Tree
Description
Invert a binary tree.
     4
   /   \
  2     7
 / \   / \
1   3 6   9
to
     4
   /   \
  7  ...]]></description><category></category></item><item><title><![CDATA[leetcode 109 Convert Sorted List to Binary Search Tree]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403273</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403273</guid><author>dong12276</author><pubDate>Thu, 23 Jun 2016 22:36:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/convert-sorted-list-to-binary-search-tree/
Convert Sorted List to Binary Search Tree
Description
Given a singly linked list where elements are sorted in asc...]]></description><category></category></item><item><title><![CDATA[leetcode 108 Convert Sorted Array to Binary Search Tree]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403270</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403270</guid><author>dong12276</author><pubDate>Thu, 23 Jun 2016 22:29:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree/
Convert Sorted Array to Binary Search Tree
Description
Given an array where elements are sorted in ascending or...]]></description><category></category></item><item><title><![CDATA[leetcode 18 4Sum]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403271</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403271</guid><author>dong12276</author><pubDate>Wed, 22 Jun 2016 21:57:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/4sum/
4Sum
Description
Given an array $S$ of n integers, are there elements $a, b, c,$ and d in $S$ such that $a + b + c + d = target?$ Find all unique qu...]]></description><category></category></item><item><title><![CDATA[leetcode 71 Simplify Path]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403269</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403269</guid><author>dong12276</author><pubDate>Sun, 19 Jun 2016 22:25:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/simplify-path/
Simplify Path
Description
Given an absolute path for a file (Unix-style), simplify it.
For example,path="/home/", =&gt;"/home"path="/a...]]></description><category></category></item><item><title><![CDATA[leetcode 10 Regular Expression Matching]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403268</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403268</guid><author>dong12276</author><pubDate>Sun, 19 Jun 2016 22:07:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/regular-expression-matching/
Regular Expression Matching
Description
Implement regular expression matching with support for'.'and'*'.
'.' Matches any ...]]></description><category></category></item><item><title><![CDATA[leetcode 30 Substring with Concatenation of All Words]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403267</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403267</guid><author>dong12276</author><pubDate>Sun, 19 Jun 2016 22:00:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/substring-with-concatenation-of-all-words/
Substring with Concatenation of All Words
Description
You are given a string,s, and a list of words,words, th...]]></description><category></category></item><item><title><![CDATA[leetcode 355 Design Twitte]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403266</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403266</guid><author>dong12276</author><pubDate>Sun, 12 Jun 2016 19:41:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/design-twitter
Design Twitte
Description
Design a simplified version of Twitter where users can post tweets, follow/unfollow another user and is able to see...]]></description><category></category></item><item><title><![CDATA[leetcode LRU Cache]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403264</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403264</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 21:30:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/lru-cache/
LRU Cache
Description
Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:ge...]]></description><category></category></item><item><title><![CDATA[leetcode 3Sum]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403263</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403263</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 21:15:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/3sum/
3Sum
Description
Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which...]]></description><category></category></item><item><title><![CDATA[leetcode Letter Combinations of a Phone Number]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403262</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403262</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 21:08:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/letter-combinations-of-a-phone-number/
Letter Combinations of a Phone Number
Description
Given a digit string, return all possible letter combinations tha...]]></description><category></category></item><item><title><![CDATA[leetcode Remove Nth Node From End of List]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403261</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403261</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 21:05:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/remove-nth-node-from-end-of-list/
Remove Nth Node From End of List
Description
Given a linked list, remove the $n^{th}$ node from the end of list and return...]]></description><category></category></item><item><title><![CDATA[leetcode Valid Parentheses]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403260</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403260</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 21:02:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/valid-parentheses/
Valid Parentheses
Description
Given a string containing just the characters ‘(‘, ‘)’, ‘{‘, ‘}’, ‘[’ and ‘]’, determine if the input stri...]]></description><category></category></item><item><title><![CDATA[leetcode Merge k Sorted Lists]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403257</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403257</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 20:58:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/merge-k-sorted-lists/
Merge k Sorted Lists
Description
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity....]]></description><category></category></item><item><title><![CDATA[leetcode Remove Element]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403258</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403258</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 20:55:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/remove-element/
Remove Element
Description
Given an array and a value, remove all instances of that value in place and return the new length.
The order of...]]></description><category></category></item><item><title><![CDATA[leetcode Implement strStr()]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403259</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403259</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 20:53:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/implement-strstr/
Implement strStr()
Description
Implement strStr().
Returns the index of the first occurrence of needle in haystack, or -1 if needle is ...]]></description><category></category></item><item><title><![CDATA[leetcode Next Permutation]]></title><link>https://blog.youkuaiyun.com/dong12276/article/details/102403256</link><guid>https://blog.youkuaiyun.com/dong12276/article/details/102403256</guid><author>dong12276</author><pubDate>Fri, 11 Dec 2015 20:50:00 +0800</pubDate><description><![CDATA[题目连接
https://leetcode.com/problems/next-permutation/
Next Permutation
Description
Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of ...]]></description><category></category></item></channel></rss>