家庭主夫的打卡帖

10/10/2019
        - 257. Binary Tree Paths
        - 653. Two Sum IV - Input is a BST
        - 297. Serialize and Deserialize Binary Tree
        - 103. Binary Tree Zigzag Level Order Traversal
        - 108. Convert Sorted Array to Binary Search Tree
        - 109. Convert Sorted List to Binary Search Tree

10/17/2019
        - 133. Clone Graph
        - 200. Number of Islands
        - 130. Surrounded Regions
        - 636. Exclusive Time of Functions

10/18/2019
        - 207. Course Schedule
        - 210. Course Schedule II

10/19/2019
        - 542. 01 Matrix
        - 606. Construct String from Binary Tree
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10/21/2019
        - 127. Topological Sorting (lintcode)
        - 261. Graph Valid Tree
        - 444. Sequence Reconstruction
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10/22/2019
        - 473. Matchsticks to Square
        - 52. N-Queens II
        - 51. N-Queens
        - 187. Gas Station (lintcode)

10/23/2019

        - 55. Jump Game
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10/24/2019

        - 45. Jump Game II
        - 695. Max Area of Island
        - 62. Unique Paths
        - 63. Unique Paths II
        - 152. Maximum Product Subarray
        - 72. Edit Distance

加油楼主~~~

10/25/2019
        - 116. Populating Next Right Pointers in Each Node
        - 199. Binary Tree Right Side View
        - 637. Average of Levels in Binary Tree

10/28/2019
        - 129. Sum Root to Leaf Numbers
        - 563. Binary Tree Tilt
        - 270. Closest Binary Search Tree Value
        - 225. Implement Stack using Queues
        - 232. Implement Queue using Stacks
        - 20. Valid Parentheses

10/30/2019
        - 316. Remove Duplicate Letters
        - 496. Next Greater Element I
        - 503. Next Greater Element II
        - 739. Daily Temperatures
        - 543. Diameter of Binary Tree
        - 22. Generate Parentheses

10/31/2019
        - 347. Top K Frequent Elements  再次嘗試 使用 heap (n logK) 和 bucket sort (n) 兩種做法
        - 378. Kth Smallest Element in a Sorted Matrix
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11/1/2019
        - 48. Rotate Image
        - 89. Gray Code
        - 17. Letter Combinations of a Phone Number