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LeetCode Problems' Solutions

# Title Solution Difficulty
2 Add Two Numbers P2.java Medium
53 Maximum Subarray P53.java Easy
57 Insert Interval P57.java Hard
60 Permutation Sequence P60.java Medium
61 Rotate List P61.java Medium
62 Unique Paths P62.java Medium
63 Unique Paths II P63.java Medium
64 Minimum Path Sum P64.java Medium
65 Valid Number P65.java Hard
68 Text Justification P68.java Hard
71 Simplify Path P71.java Medium
72 Edit Distance P72.java Hard
74 Search a 2D Matrix P74.java Medium
75 Sort Colors P75.java Medium
77 Combinations P77.java Medium
78 Subsets P78.java Medium
79 Word Search P79.java Medium
80 Remove Duplicates from Sorted Array II P80.java Medium
83 Remove Duplicates from Sorted List II P82.java Medium
84 Largest Rectangle in Histogram P84.java Hard
85 Maximal Rectangle P85.java Hard
86 Partition List P86.java Media
89 Gray Code P89.java Media
90 Subsets II P90.java Media
91 Decode Ways P91.java Media
92 Reverse Linked List II P92.java Media
93 Restore IP Addresses P93.java Media
95 Unique Binary Search Trees II P95.java Media
96 Unique Binary Search Trees P96.java Media
97 Interleaving String P97.java Media
98 Validate Binary Search Tree P98.java Media
99 Recover Binary Search Tree P99.java Hard
102 Binary Tree Level Order Traversal P102.java Hard
105 Construct Binary Tree from Preorder and Inorder Traversal P105.java Media
106 Construct Binary Tree from Inorder and Postorder Traversal P106.java Media
114 Flatten Binary Tree to Linked List P114.java Media
115 Distinct Subsequences P115.java Hard
120 Triangle P120.java Hard
123 Best Time to Buy and Sell Stock III P123.java Hard
126 Word Ladder II P126.java Hard
131 Palindrome Partitioning P131.java Media
132 Palindrome Partitioning II P132.java Hard
140 Word Break II P140.java Hard
146 LRU Cache P146.java Media
148 Sort List P148.java Media
150 Evaluate Reverse Polish Notation P150.java Medium
151 Reverse Words in a String P151.java Medium
152 Maximum Product Subarray P152.java Medium
153 Find Minimum in Rotated Sorted Array P153.java Medium
174 Dungeon Game P174.java Hard
188 Best Time to Buy and Sell Stock IV P188.java Hard
213 House Robber II P213.java Medium
300 Longest Increasing Subsequence P300.java Medium
309 Best Time to Buy and Sell Stock with Cooldown P309.java Medium
354 Russian Doll Envelopes P354.java Medium
1143 Longest Common Subsequence P1143.java Medium

References

labuladong的算法小抄

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