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The site is opinionated to document concise and efficient solutions for data structure and algorithm questions such as those in LeetCode and LintCode in Java, Python, C++ and Rust, and related software topics.

You are welcome to comment and share anything from here. However, please make sure to label that the source or your reference is here (JZLeetCode).

The tags are categorized by algorithm (a- prefix), tips (cheatsheet prefix), company (c- prefix), .etc. LeetCode premium questions are tagged leetcode-locked. Comment if you have encountered the question in your interview which company and other relevant information to share and help other people and the community.