LeetCode is an online platform for coding interview preparation. The platform provides coding and algorithmic problems intended for users to practice coding. LeetCode has gained popularity among job seekers in the software industry and coding enthusiasts as a resource for technical interviews and coding competitions. As of 2025, the website has 26.3 million monthly visitors.
LeetCode is an online platform for coding interview preparation. The platform provides coding and algorithmic problems intended for users to practice coding. LeetCode has gained popularity among job seekers in the software industry and coding enthusiasts as a resource for technical interviews and coding competitions. As of 2025, the website has 26.3 million monthly visitors.
== Features == LeetCode offers both free and premium access options. While free users have access to a limited number of questions, premium users gain access to additional questions previously used in interviews at large tech companies. The performance of users' solutions is evaluated based on execution speed and memory usage, and is ranked against other submissions in the LeetCode database.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).