在职，长期，每日一题

639. Decode Ways II #20180813

730. Count Different Palindromic Subsequences #20180813

239. Sliding Window Maximum #20180814

654. Maximum Binary Tree #20180814

765. Couples Holding Hands #20180815

150. Evaluate Reverse Polish Notation #20180815

224. Basic Calculator #20180816

227. Basic Calculator II #20180816

772. Basic Calculator III #20180816

84. Largest Rectangle in Histogram #20180816

400题/333天

208. Implement Trie (Prefix Tree) #20180817

127. Word Ladder #20180817

392. Is Subsequence #20180818

523. Continuous Subarray Sum #20180819

525. Contiguous Array #20180819

205. Isomorphic Strings #20180820

79. Word Search #20180820

212. Word Search II #20180820

776. Split BST #20180821

75. Sort Colors #20180821

42. Trapping Rain Water #20180823

407. Trapping Rain Water II #20180823

64. Minimum Path Sum #20180823

11. Container With Most Water #20180824

846. Hand of Straights #20180825

209. Minimum Size Subarray Sum #20180825

224. Basic Calculator #20180825

251. Flatten 2D Vector #20180826

284. Peeking Iterator #20180826

273. Integer to English Words #20180826

3. Longest Substring Without Repeating Characters #20180827

76. Minimum Window Substring #20180827

340. Longest Substring with At Most K Distinct Characters #20180827

843. Guess the Word #20180828

403. Frog Jump #20180828

679. 24 Game #20180828

642. Design Search Autocomplete System #20180829

489. Robot Room Cleaner #20180829

110. Balanced Binary Tree #20180829

753. Cracking the Safe #20180830

135. Candy #20180830

568. Maximum Vacation Days #20180831

159. Longest Substring with At Most Two Distinct Characters #20180901

307. Range Sum Query - Mutable #20180901

308. Range Sum Query 2D - Mutable #20180901

736. Parse Lisp Expression #20180901

128. Longest Consecutive Sequence #20180902

300. Longest Increasing Subsequence #20180902

75. Sort Colors #20180903

Sort Colors II #20180903

Longest Divisible Subsequence #20180903

Longest 1 Incremental Subsequence #20180903

399. Evaluate Division #20180903

308. Range Sum Query 2D #20180904

206. Reverse Linked List #20180907

92. Reverse Linked List II #20180907

25. Reverse Nodes in k-Group #20180908

24. Swap Nodes in Pairs #20180908

23. Merge k Sorted Lists #20180908

21. Merge Two Sorted Lists #20180908

465. Optimal Account Balancing #20180909

540. Single Element in a Sorted Array #20180909

855. Exam Room #20180909

692. Top K Frequent Words #20180911

140. Word Break II #20180912

139. Word Break #20180912

815. Bus Routes #20180912

359. Logger Rate Limiter #20180912

889. Construct Binary Tree from Preorder and Postorder Traversal #20180913

674. Longest Continuous Increasing Subsequence #20180913

568. Maximum Vacation Days #20180913

360. Sort Transformed Array #20180913

212. Word Search II #20180913

753. Cracking the Safe #20180913

The Smallest Difference #20180914

198. House Robber #20180915

221. Maximal Square #20180915

674. Longest Continuous Increasing Subsequence #20180915

Longest Continuous Increasing Subsequence #20180915

Longest Continuous Increasing Subsequence II #20180915

31. Next Permutation #20180915

489. Robot Room Cleaner #20180915

Coins in a Line #20180915

Coins in a Line II #20180915

53. Maximum Subarray #20180916

152. Maximum Product Subarray #20180916

188. Best Time to Buy and Sell Stock IV #20180916

353. Design Snake Game #20180918

685. Redundant Connection II #20180918

684. Redundant Connection #20180918

503. Next Greater Element II #20180919

62. Unique Paths #20180919

392. Is Subsequence #20180920

792. Number of Matching Subsequences #20180920

6. ZigZag Conversion #20180920

857. Minimum Cost to Hire K Workers #20180920

205. Isomorphic Strings #20180920

890. Find and Replace Pattern #20180921

Nuts & Bolts Problem #20180923

378. Kth Smallest Element in a Sorted Matrix #20180923