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LeetCode Notebook
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LeetCode Notebook
  • Introduction
  • Useful Java knowledge
  • Useful Python knowledges
  • 完全按照九章算法刷的,70道左右
    • I. Binary Search
    • II. Sorted Array
    • III. Binary Tree
    • IV. Permutations and Subsets
    • VI. Linked List
    • IX. Dynamic Programming
  • 开始自己刷,冲刺100道,主要是binarySearch&Tree
    • 981. Time Based Key-Value Store
    • 111. Minimum Depth of Binary Tree
    • 112. Path Sum
    • 113. Path Sum II
    • 100. Same Tree
    • 101. Symmetric Tree
    • 96. Unique Binary Search Trees
    • 108. Convert Sorted Array to Binary Search Tree
    • 226. Invert Binary Tree
    • 95. Unique Binary Search Trees II
    • 50. Pow(x, n)
    • 69. Sqrt(x)
    • 167. Two Sum II - Input array is sorted
    • 29. Divide Two Integers*
    • 349. Intersection of Two Arrays
    • 287. Find the Duplicate Number
    • 222. Count Complete Tree Nodes
    • 350. Intersection of Two Arrays II
    • 257. Binary Tree Paths
    • 404. Sum of Left Leaves
    • 437. Path Sum III
    • 7. Reverse Integer
    • 21. Merge Two Sorted Lists
    • 279. Perfect Squares
    • 199. Binary Tree Right Side View
    • 114. Flatten Binary Tree to Linked List
    • 129. Sum Root to Leaf Numbers
    • 198. House Robber
    • 213. House Robber II
    • 337. House Robber III
    • 236. Lowest Common Ancestor of a Binary Tree
  • 终于刷到100道了,我是分水岭,开始按照网上推荐重点250道题
    • 补充1-20道
  • 补充21-40道
  • 补充41-60道
  • 补充61-80道
    • 378. Kth Smallest Element in a Sorted Matrix
    • 309. Best Time to Buy and Sell Stock with Cooldown
    • 186. Reverse Words in a String II
    • 190. Reverse Bits(bit)
    • 191. Number of 1 Bits(bit)
    • 196. Delete Duplicate Emails(SQL)
    • 197. Rising Temperature(SQL)
    • 200. Number of Islands
    • 201. Bitwise AND of Numbers Range
    • 202. Happy Number
    • 204. Count Primes
    • 205. Isomorphic Strings
    • 208. Implement Trie (Prefix Tree)
    • 211. Design Add and Search Words Data Structure
    • 215. Kth Largest Element in an Array
    • 216. Combination Sum III
    • 217. Contains Duplicate
    • 219. Contains Duplicate II
    • 220. Contains Duplicate III
    • 225. Implement Stack using Queues
  • 补充81-100道
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补充61-80道

378. Kth Smallest Element in a Sorted Matrixchevron-right309. Best Time to Buy and Sell Stock with Cooldownchevron-right186. Reverse Words in a String IIchevron-right190. Reverse Bits(bit)chevron-right191. Number of 1 Bits(bit)chevron-right196. Delete Duplicate Emails(SQL)chevron-right197. Rising Temperature(SQL)chevron-right200. Number of Islandschevron-right201. Bitwise AND of Numbers Rangechevron-right202. Happy Numberchevron-right204. Count Primeschevron-right205. Isomorphic Stringschevron-right208. Implement Trie (Prefix Tree)chevron-right211. Design Add and Search Words Data Structurechevron-right215. Kth Largest Element in an Arraychevron-right216. Combination Sum IIIchevron-right217. Contains Duplicatechevron-right219. Contains Duplicate IIchevron-right220. Contains Duplicate IIIchevron-right225. Implement Stack using Queueschevron-right
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Last updated 5 years ago