A self-challenge started in 2025 to solve 5000 problems on AI (HackerRank), Data Structures & Algorithms (LeetCode, GeeksforGeeks), and SQL database problems. Solutions are in Java, Python, JavaScript ...
* https://leetcode.cn/problems/two-sum-ii-input-array-is-sorted/solution/liang-shu-zhi-he-ii-shu-ru-you-xu-shu-zu-by-leet-2/ ...