【战拖】每天刷题打卡

35. Search Insert Position
278. First Bad Version
36. Valid Sudoku

2017/11/25
114. Flatten Binary Tree to Linked List
116. Populating Next Right Pointers in Each Node
117. Populating Next Right Pointers in Each Node II  //level travelsal
129. Sum Root to Leaf Numbers

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没...没人了？就剩松岩老哥了

2017/11/26
133. Clone Graph
199. Binary Tree Right Side View
98. Validate Binary Search Tree
200. Number of Islands

感恩节假期最后一天
打算写200道的，最终写了130道。。。
下一个目标：寒假结束前写300道

2017/11/27
207. Course Schedule(DFS)
102. Binary Tree Level Order Traversal
103. Binary Tree Zigzag Level Order Traversal
107. Binary Tree Level Order Traversal II
637. Average of Levels in Binary Tree

43. Multiply Strings
49. Group Anagrams

50. Pow(x, n)
53. Maximum Subarray

2017/11/28
210. Course Schedule II
279. Perfect Squares

2017/11/29
222. Count Complete Tree Nodes
226. Invert Binary Tree

开始刷graph copy了。。。据说考的比较少，但是保险起见还是看一看刷一刷。。。Clone Graph 和 Copy list with random pointer 比较像， 可以对比看一下，都是用hashmap 做mapping来copy。

大龙猫 发表于 2017-11-26 13:19
2017/11/25
114. Flatten Binary Tree to Linked List
116. Populating Next Right Pointers in Each Nod ...

疯狂面试了三星期，加上期末，这周末准备重新刷起来
楼主一直坚持着 好厉害！