Algorithm

数组经典例题

https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array/

https://leetcode-cn.com/problems/move-zeroes/

https://leetcode-cn.com/problems/merge-sorted-array/

https://leetcode-cn.com/problems/plus-one/

https://leetcode-cn.com/problems/subarray-sum-equals-k/

https://leetcode-cn.com/problems/range-sum-query-2d-immutable/

链表经典问题

https://leetcode-cn.com/problems/reverse-linked-list/

https://leetcode-cn.com/problems/reverse-nodes-in-k-group/

哈希表经典问题

https://leetcode-cn.com/problems/lru-cache/

双指针经典问题

https://leetcode-cn.com/problems/container-with-most-water/

递归经典问题

https://leetcode-cn.com/problems/permutations-ii/

https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/

二分查找经典问题

https://leetcode-cn.com/problems/capacity-to-ship-packages-within-d-days/

https://leetcode-cn.com/problems/n-queens/

https://leetcode-cn.com/problems/capacity-to-ship-packages-within-d-days/

DP经典问题

https://leetcode-cn.com/problems/climbing-stairs/

https://leetcode-cn.com/problems/triangle/description/

https://leetcode-cn.com/problems/number-of-longest-increasing-subsequence/

https://leetcode-cn.com/problems/triangle/

https://leetcode-cn.com/problems/perfect-squares/

https://leetcode-cn.com/problems/jump-game/

https://leetcode-cn.com/problems/wildcard-matching/

并查集经典问题

https://www.acwing.com/problem/content/147/

https://leetcode-cn.com/problems/number-of-islands

https://leetcode-cn.com/problems/surrounded-regions/

https://leetcode-cn.com/problems/redundant-connection