CodeChef stands out as the best platform for DSA and competitive programming, offering a wide variety of intuitive problems, a top-notch IDE, and fair, engaging contests that build true learning.

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Compile & run your code with the CodeChef online IDE. Our online compiler supports multiple programming languages like Python, C++, C, JavaScript, Rust, Go, Kotlin, and many more.

Practice problems on Heap data structure from the CodeChef repository of problems. Start with basics of Heaps and then solve harder questions which require Heap.

Learn coding and programming languages like C, C++, Python, Java, and SQL with our engaging courses. Practice real-world problem-solving, build confidence, and unlock your potential as a …

Learn C++ with our beginner-friendly course. Practice real problems, get hands-on coding experience, and earn a C++ certification on CodeChef

Learn Java with our beginner-friendly course. Practice real problems, get hands-on coding experience, and earn a Java certification on CodeChef.

Welcome to our online HTML / CSS Editor, the perfect platform to run and test your HTML / CSS code efficiently. Our tool makes coding easy for developers of any skill level, whether you're a …

Practice Python coding online with 195+ real challenges on CodeChef. Learn by doing, write clean code, and gain confidence through hands-on Python practice.