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65 | 65 | #####Medium |
66 | 66 | *[3. Longest Substring Without Repeating Characters](https://oj.leetcode.com/problems/longest-substring-without-repeating-characters/) -[Solution](./Medium/3-lengthOfLongestSubstring.js) |
67 | 67 | *[22. Generate Parentheses](https://leetcode.com/problems/generate-parentheses/) -[Solution](./Medium/22-generateParentheses.js) |
| 68 | +*[24. Swap Nodes in Pairs](https://leetcode.com/problems/swap-nodes-in-pairs/) -[Solution](./Medium/24-swapNodesPairs.js) |
68 | 69 | *[35. Search Insert Position Characters](https://oj.leetcode.com/problems/search-insert-position/) -[Solution](./Medium/35-searchInsert.js) |
69 | 70 | *[46. Permutations](https://leetcode.com/problems/permutations/) -[Solution](./Medium/46-permutations.js) |
70 | 71 | *[53. Maximum Subarray](https://leetcode.com/problems/maximum-subarray/) -[Solution](./Medium/53-maximumSubarray.js) |
| 72 | +*[54. Spiral Matrix](https://leetcode.com/problems/spiral-matrix/) -[Solution](./Medium/54-spiralMatrix.js) |
71 | 73 | *[62.Unique Paths](https://leetcode.com/problems/unique-paths/) -[Solution](./Medium/62-uniquePaths.js) |
72 | 74 | *[64.Minimum Path Sum](https://leetcode.com/problems/minimum-path-sum/) -[Solution](./Medium/64-minimumPathSum.js) |
| 75 | +*[75. Sort Colors](https://leetcode.com/problems/sort-colors/) -[Solution](./Medium/75-sortColors.js) |
73 | 76 | *[77.Combinations](https://leetcode.com/problems/combinations/) -[Solution](./Medium/77-combinations.js) |
74 | 77 | *[94. Binary Tree Inorder Traversal](https://leetcode.com/problems/binary-tree-inorder-traversal/) -[Solution](./Medium/94-binaryTreeInorder.js) |
75 | 78 | *[96. Unique Binary Search Trees](https://leetcode.com/problems/unique-binary-search-trees/) -[Solution](./Medium/96-uniqueBinarySearchTrees.js) |
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