【干货】刷题这样上手 面试必备的10个算法 | LeetCode清单 | 100小时+刷题经验分享 [上]

Feb. 13, 2022

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做这个视频 距离我上次刷题已经快两年了 我也是学了就忘那种 所以总结 复习和写文案都花了10个小时以上的时间 而且融合了我上百小时的刷题心血！！ 而且我也不是擅长给讲题的那种 所以拍下来真的好累啊 感觉好多东西 我也不知道我有没有说清楚 哈哈哈哈 反正我脑汁已经没了 希望大家一定要点赞订阅！！ 祝大家刷题加油 找工作顺利 都能拿到自己心仪的offer！ ================================================== 以下是我说的 10 个算法和数据结构 和他们的 Leet Code 经典题！ 功课都给你总结好了 还不来抄！ 1. Recursion / Backtracking a. 39. Combination Sum https://leetcode.com/problems/combina... b. 40. Combination Sum II https://leetcode.com/problems/combina... c. 78. Subsets https://leetcode.com/problems/subsets/ d. 90. Subsets II https://leetcode.com/problems/subsets... e. 46. Permutations https://leetcode.com/problems/permuta... f. 47. Permutations II https://leetcode.com/problems/permuta... 2. Graph Traversal - DFS, BFS, Topological Sorting a. 133. Clone Graph https://leetcode.com/problems/clone-g... BFS / DFS b. 127. Word Ladder https://leetcode.com/problems/word-la... BFS c. 490. The Maze https://leetcode.com/problems/the-maze/ d. 210. Course Schedule II https://leetcode.com/problems/course-... (Topological Sorting) e. 269. Alien Dictionary https://leetcode.com/problems/alien-d... (Topological Sorting) 3. Binary Tree / Binary Search Tree (BST) a. 94. Binary Tree Inorder Traversal https://leetcode.com/problems/binary-... b. 236. Lowest Common Ancestor of a Binary Tree https://leetcode.com/problems/lowest-... c. 297. Serialize and Deserialize Binary Tree https://leetcode.com/problems/seriali... d. 98. Validate Binary Search Tree https://leetcode.com/problems/validat... e. 102. Binary Tree Level Order Traversal https://leetcode.com/problems/binary-... (BFS) 4. Binary Search a. 34. Find First and Last Position of Element in Sorted Array https://leetcode.com/problems/find-fi... b. 162. Find Peak Element https://leetcode.com/problems/find-pe... c. 69. Sqrt(x) https://leetcode.com/problems/sqrtx/ 5. Data Structure a. 242. Valid Anagram https://leetcode.com/problems/valid-a... (Hash Table) b. 133. Clone Graph https://leetcode.com/problems/clone-g... (Hash Table) c. 127. Word Ladder https://leetcode.com/problems/word-la... (Hash Table) d. 155. Min Stack https://leetcode.com/problems/min-stack/ (Stack) e. 225. Implement Stack using Queues https://leetcode.com/problems/impleme... (Stack / Queue) f. 215. Kth Largest Element in an Array https://leetcode.com/problems/kth-lar... (PriorityQueue) g. 23. Merge k Sorted Lists https://leetcode.com/problems/merge-k... (PriorityQueue) 6. Linked List Manipulation a. 237. Delete Node in a Linked List https://leetcode.com/problems/delete-... b. 92. Reverse Linked List II https://leetcode.com/problems/reverse... c. 876. Middle of the Linked List https://leetcode.com/problems/middle-... d. 143. Reorder List https://leetcode.com/problems/reorder...