CodeChef is a premier online educational platform and competitive programming community designed to help software developers and students enhance their coding skills. Launched in 2009, it provides a robust ecosystem where users can practice solving thousands of algorithmic problems across various difficulty levels—ranging from “Cakewalk” for beginners to complex challenges for experts. The platform is best known for its monthly flagship contests, such as the Long Challenge, Cook-Off, and Lunchtime, which foster a global competitive spirit and allow programmers to improve their rankings and ratings. Beyond competition, CodeChef offers structured learning paths in languages like C++, Java,