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LeetCode 刷题笔记
LeetCode 刷题笔记
语言：中文 | 章节：61 | 阅读：7840 | 收藏：0 | 评论：0
记录经典LeetCode题目，总结整理LeetCode题型
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2327. Number of People Aware of a Secret[DP]
1998. GCD Sort of an Array[因数 素数 并查集]
2312. Selling Pieces of Wood[DP]
2306. Naming a Company[枚举]
2305. Fair Distribution of Cookies[回溯]
2286. Booking Concert Tickets in Groups[线段树]
2289. Steps to Make Array Non-decreasing[单调栈]
2281. Sum of Total Strength of Wizards[psum]
2276. Count Integers in Intervals[合并区间]
2272. Substring With Largest Variance[MaxSubarraySum]
2223. Sum of Scores of Built Strings[z函数]
2212. Maximum Points in an Archery Competition[背包问题 最优方案]
2132. Stamping the Grid[贪心 trick]
2193. Minimum Number of Moves to Make Palindrome[贪心]
2188. Minimum Time to Finish the Race[DP]
2179. Count Good Triplets in an Array [数组思路转换]
2183. Count Array Pairs Divisible by K [GCD性质应用]
32. Longest Valid Parentheses
1879. Minimum XOR Sum of Two Arrays [状态压缩DP]
99. Recover Binary Search Tree
97. Interleaving String [一维DP]
50. Pow(x, n)
2166. Design Bitset [bitset实现]
2156. Find Substring With Given Hash Value [Rolling Hash]
2141. Maximum Running Time of N Computers [归约]
2111. Minimum Operations to Make the Array K-Increasing [LIS]
2033. Minimum Operations to Make a Uni-Value Grid [数学]
493. Reverse Pairs [归并排序]
126. Word Ladder II [BFS 路径记录]
18. 4Sum
233. Number of Digit One [思路]
1754. Largest Merge Of Two Strings [贪心]
138. Copy List with Random Pointer [链表]
109. Convert Sorted List to Binary Search Tree [AVL Tree]
60. Permutation Sequence [排列题目]
88. Merge Sorted Array [数组]
84. Largest Rectangle in Histogram
34. Find First and Last Position of Element in Sorted Array [二分查找模板]
1622. Fancy Sequence 取模操作的典例
1631. Path With Minimum Effort 图最短路径算法变种
1632. Rank Transform of a Matrix 并查集在矩阵中的应用
307. Range Sum Query - Mutable 线段树
1639. Number of Ways to Form a Target String Given a Dictionary DP（背包）题型
1638. Count Substrings That Differ by One Character 暴力解法示例
649. Dota2 Senate 贪心 队列
220. Contains Duplicate III BucketSort
1649. Create Sorted Array through Instructions[树状数组]
1654. Minimum Jumps to Reach Home [BFS问题]
1659. Maximize Grid Happiness [DP row相关]
467. Unique Substrings in Wraparound String [奇妙的DP/Memorization]
722. Remove Comments [经典RegEx]
424. Longest Repeating Character Replacement [滑动窗口]
837. New 21 Game [经典DP, 依赖前N项]
1697. Checking Existence of Edge Length Limited Paths [并查集]
4. Median of Two Sorted Arrays [分治]
10. Regular Expression Matching [DP]
11. Container With Most Water [经典2-Pointer]
15. 3Sum [经典2-Pointer]
25. Reverse Nodes in k-Group [经典链表操作]
28. Implement strStr() [KMP]
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