Curated set of Leetcode, concurrency, SQL and design pattern problems for interviews. algorithm leetcode cpp data-structures hackerearth Updated Jun 2, 2025 C++ yyyuvvvraj / LeetCode Star 2 Code Issues Pull
Unique Generalized Abbreviations (hard) 11. Pattern: Modified Binary Search,改造过的二分 当你需要解决的问题的输入是排好序的数组,链表,或是排好序的矩阵,要求咱们寻找某些特定元素。这个时候的不二选择就是二分搜索。这种模式是一种超级牛的用二分来解决问题的方式。 对于一组满足上升排列的数集来说,这种模式...
经典题目列表：https://leetcode.com/list/5ve5llac列表包含题目：https://leetcode.com/problems/path...
459 Repeated Substring Pattern 39.7% Easy 460 LFU Cache 28.6% Hard Partition Equal Subset Sum 【题目】Given a non-empty array containing only positive integers, find if the array can be partitioned into two subsets such that the sum of elements in both subsets is equal. Note: Each o...
► Solutions for random leetcode problems written by me Repository Structure └── leetcode-solutions/ ├── 1-two-sum │ ├── README.md │ └── two-sum.cpp ├── 100-same-tree │ ├── README.md │ └── same-tree.cpp ├── 1013-fibonacci-number │ ├── README....
所以p串中星号的位置很重要,用 jStar 来表示,还有星号匹配到s串中的位置,使用 iStart 来表示,这里 iStar 和 jStar 均初始化为 -1,表示默认情况下是没有星号的。然后再用两个变量i和j分别指向当前s串和p串中遍历到的位置。 开始进行匹配,若i小于s串的长度,进行 while 循环。若当前两个字符相等,或着p中...
原题链接在这里:https://leetcode.com/problems/wildcard-matching/ 题目: Implement wildcard pattern matching with support for'?'and'*'. '?' Matches any single character. '*' Matches any sequence of characters (including the empty sequence). ...
注意,在这个 Api 中,Cookies 必须被携带在https://leetcode-cn.com/problems/${questionSlug}/submit,即访问的 URL ,否则会触发力扣的CSRF校验失败。同时,此 Api 还需要伪造 Referer 为https://leetcode-cn.com/problems/${questionSlug}/submissions/,其中字符串模板中的变量 questionSlug 为题目标题,必须为题目...
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ORM release programmer from writing original SQL statements, but it also introduces some new problems. The Database Query N+1 Problem is a common one. Let's say you have two tables, User and Post, one user can write many posts. Consider the scenario below: you have a page that needs ...