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Jacky Zhang edited this page Jul 28, 2016 · 1 revision

Welcome to the leetcode-note wiki!

Toggle table of contents Pages 355

Home
1. Two Sum
10. Regular Expression Matching
100. Same Tree
101. Symmetric Tree
102. Binary Tree Level Order Traversal
103. Binary Tree Zigzag Level Order Traversal
104. Maximum Depth of Binary Tree
105. Construct Binary Tree from Preorder and Inorder Traversal
106. Construct Binary Tree from Inorder and Postorder Traversal
107. Binary Tree Level Order Traversal II
108. Convert Sorted Array to Binary Search Tree
109. Convert Sorted List to Binary Search Tree
11. Container With Most Water
110. Balanced Binary Tree
111. Minimum Depth of Binary Tree
112. Path Sum
113. Path Sum II
114. Flatten Binary Tree to Linked List
115. Distinct Subsequences
116. Populating Next Right Pointers in Each Node
117. Populating Next Right Pointers in Each Node II
118. Pascal's Triangle
119. Pascal's Triangle II
12. Integer to Roman
120. Triangle
121. Best Time to Buy and Sell Stock
122. Best Time to Buy and Sell Stock II
123. Best Time to Buy and Sell Stock III
124. Binary Tree Maximum Path Sum
125. Valid Palindrome
126. Word Ladder II
127. Word Ladder
128. Longest Consecutive Sequence
129. Sum Root to Leaf Numbers
13. Roman to Integer
130. Surrounded Regions
131. Palindrome Partitioning
132. Palindrome Partitioning II
133. Clone Graph
134. Gas Station
135. Candy
136. Single Number
137. Single Number II
138. Copy List with Random Pointer
139. Word Break
14. Longest Common Prefix
140. Word Break II
141. Linked List Cycle
142. Linked List Cycle II
143. Reorder List
144. Binary Tree Preorder Traversal
145. Binary Tree Postorder Traversal
146. LRU Cache
147. Insertion Sort List
148. Sort List
149. Max Points on a Line
15. 3Sum
150. Evaluate Reverse Polish Notation
151. Reverse Words in a String
152. Maximum Product Subarray
153. Find Minimum in Rotated Sorted Array
154. Find Minimum in Rotated Sorted Array II
155. Min Stack
157. Read N Characters Given Read4
158. Read N Characters Given Read4 II Call multiple times
159. Longest Substring with At Most Two Distinct Characters
16. 3Sum Closest
160. Intersection of Two Linked Lists
162. Find Peak Element
163. Missing Ranges
164. Maximum Gap
165. Compare Version Numbers
166. Fraction to Recurring Decimal
167. Two Sum II Input array is sorted
168. Excel Sheet Column Title
169. Majority Element
17. Letter Combinations of a Phone Number
171. Excel Sheet Column Number
172. Factorial Trailing Zeroes
173. Binary Search Tree Iterator
174. Dungeon Game
179. Largest Number
18. 4Sum
187. Repeated DNA Sequences
188. Best Time to Buy and Sell Stock IV
189. Rotate Array
19. Remove Nth Node From End of List
190. Reverse Bits
191. Number of 1 Bits
198. House Robber
199. Binary Tree Right Side View
2. Add Two Numbers
20. Valid Parentheses
200. Number of Islands
201. Bitwise AND of Numbers Range
202. Happy Number
203. Remove Linked List Elements
204. Count Primes
205. Isomorphic Strings
206. Reverse Linked List
207. Course Schedule
208. Implement Trie (Prefix Tree)
209. Minimum Size Subarray Sum
21. Merge Two Sorted Lists
210. Course Schedule II
211. Add and Search Word Data structure design
212. Word Search II
213. House Robber II
214. Shortest Palindrome
215. Kth Largest Element in an Array
216. Combination Sum III
217. Contains Duplicate
218. The Skyline Problem
219. Contains Duplicate II
22. Generate Parentheses
220. Contains Duplicate III
221. Maximal Square
222. Count Complete Tree Nodes
223. Rectangle Area
224. Basic Calculator
225. Implement Stack using Queues
226. Invert Binary Tree
227. Basic Calculator II
228. Summary Ranges
229. Majority Element II
23. Merge k Sorted Lists
230. Kth Smallest Element in a BST
231. Power of Two
232. Implement Queue using Stacks
233. Number of Digit One
234. Palindrome Linked List
235. Lowest Common Ancestor of a Binary Search Tree
236. Lowest Common Ancestor of a Binary Tree
237. Delete Node in a Linked List
238. Product of Array Except Self
239. Sliding Window Maximum
24. Swap Nodes in Pairs
240. Search a 2D Matrix II
241. Different Ways to Add Parentheses
242. Valid Anagram
246. Strobogrammatic Number
247. Strobogrammatic Number II
248. Strobogrammatic Number III
25. Reverse Nodes in k Group
256. Paint House
257. Binary Tree Paths
258. Add Digits
26. Remove Duplicates from Sorted Array
260. Single Number III
263. Ugly Number
264. Ugly Number II
265. Paint House II
268. Missing Number
269. Alien Dictionary
27. Remove Element
270. Closest Binary Search Tree Value
272. Closest Binary Search Tree Value II
273. Integer to English Words
274. H Index
275. H Index II
276. Paint Fence
278. First Bad Version
279. Perfect Squares
28. Implement strStr()
282. Expression Add Operators
283. Move Zeroes
284. Peeking Iterator
287. Find the Duplicate Number
289. Game of Life
29. Divide Two Integers
290. Word Pattern
291. Word Pattern II
292. Nim Game
293. Flip Game
295. Find Median from Data Stream
296. Best Meeting Point
297. Serialize and Deserialize Binary Tree
299. Bulls and Cows
3. Longest Substring Without Repeating Characters
30. Substring with Concatenation of All Words
300. Longest Increasing Subsequence
301. Remove Invalid Parentheses
302. Smallest Rectangle Enclosing Black Pixels
303. Range Sum Query Immutable
304. Range Sum Query 2D Immutable
305. Number of Islands II
306. Additive Number
307. Range Sum Query Mutable
309. Best Time to Buy and Sell Stock with Cooldown
31. Next Permutation
310. Minimum Height Trees
312. Burst Balloons
313. Super Ugly Number
315. Count of Smaller Numbers After Self
316. Remove Duplicate Letters
317. Shortest Distance from All Buildings
318. Maximum Product of Word Lengths
319. Bulb Switcher
32. Longest Valid Parentheses
321. Create Maximum Number
322. Coin Change
324. Wiggle Sort II
326. Power of Three
327. Count of Range Sum
328. Odd Even Linked List
329. Longest Increasing Path in a Matrix
33. Search in Rotated Sorted Array
330. Patching Array
331. Verify Preorder Serialization of a Binary Tree
332. Reconstruct Itinerary
334. Increasing Triplet Subsequence
335. Self Crossing
336. Palindrome Pairs
337. House Robber III
338. Counting Bits
34. Search for a Range
340. Longest Substring with At Most K Distinct Characters
341. Flatten Nested List Iterator
342. Power of Four
343. Integer Break
344. Reverse String
345. Reverse Vowels of a String
347. Top K Frequent Elements
349. Intersection of Two Arrays
35. Search Insert Position
350. Intersection of Two Arrays II
352. Data Stream as Disjoint Intervals
354. Russian Doll Envelopes
357. Count Numbers with Unique Digits
358. Rearrange String k Distance Apart
36. Valid Sudoku
363. Max Sum of Rectangle No Larger Than K
367. Valid Perfect Square
368. Largest Divisible Subset
37. Sudoku Solver
371. Sum of Two Integers
372. Super Pow
373. Find K Pairs with Smallest Sums
374. Guess Number Higher or Lower
375. Guess Number Higher or Lower II
376. Wiggle Subsequence
377. Combination Sum IV
378. Kth Smallest Element in a Sorted Matrix
38. Count and Say
380. Insert Delete GetRandom O(1)
381. Insert Delete GetRandom O(1) Duplicates allowed
382. Linked List Random Node
383. Ransom Note
384. Shuffle an Array
385. Mini Parser
386. Lexicographical Numbers
387. First Unique Character in a String
388. Longest Absolute File Path
389. Find the Difference
39. Combination Sum
390. Elimination Game
391. Perfect Rectangle
392. Is Subsequence
393. UTF 8 Validation
394. Decode String
395. Longest Substring with At Least K Repeating Characters
396. Rotate Function
397. Integer Replacement
398. Random Pick Index
399. Evaluate Division
4. Median of Two Sorted Arrays
40. Combination Sum II
400. Nth Digit
401. Binary Watch
402. Remove K Digits
403. Frog Jump
404. Sum of Left Leaves
405. Convert a Number to Hexadecimal
406. Queue Reconstruction by Height
407. Trapping Rain Water II
409. Longest Palindrome
41. First Missing Positive
410. Split Array Largest Sum
412. Fizz Buzz
413. Arithmetic Slices
414. Third Maximum Number
415. Add Strings
416. Partition Equal Subset Sum
417. Pacific Atlantic Water Flow
42. Trapping Rain Water
421. Maximum XOR of Two Numbers in an Array
425. Word Squares
43. Multiply Strings
437. Path Sum III
438. Find All Anagrams in a String
44. Wildcard Matching
441. Arranging Coins
444. Sequence Reconstruction
45. Jump Game II
46. Permutations
464. Can I Win
47. Permutations II
48. Rotate Image
49. Group Anagrams
5. Longest Palindromic Substring
50. Pow(x, n)
51. N Queens
52. N Queens II
53. Maximum Subarray
54. Spiral Matrix
55. Jump Game
56. Merge Intervals
57. Insert Interval
58. Length of Last Word
59. Spiral Matrix II
6. ZigZag Conversion
60. Permutation Sequence
61. Rotate List
62. Unique Paths
63. Unique Paths II
64. Minimum Path Sum
65. Valid Number
66. Plus One
67. Add Binary
68. Text Justification
69. Sqrt(x)
7. Reverse Integer
70. Climbing Stairs
71. Simplify Path
72. Edit Distance
73. Set Matrix Zeroes
74. Search a 2D Matrix
75. Sort Colors
76. Minimum Window Substring
77. Combinations
78. Subsets
79. Word Search
8. String to Integer (atoi)
80. Remove Duplicates from Sorted Array II
81. Search in Rotated Sorted Array II
82. Remove Duplicates from Sorted List II
83. Remove Duplicates from Sorted List
84. Largest Rectangle in Histogram
85. Maximal Rectangle
86. Partition List
87. Scramble String
88. Merge Sorted Array
89. Gray Code
9. Palindrome Number
90. Subsets II
91. Decode Ways
92. Reverse Linked List II
93. Restore IP Addresses
94. Binary Tree Inorder Traversal
95. Unique Binary Search Trees II
96. Unique Binary Search Trees
97. Interleaving String
98. Validate Binary Search Tree
99. Recover Binary Search Tree

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