Computer ScienceIntermediate Certificate

LeetCode in 8 Languages

30 essential problems with solutions in Python, Java, C++, C, JavaScript, C#, TypeScript & Go

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25 hours 30 lessons Intermediate Updated August 2026

What you'll learn

Solve 30 must-know LeetCode problems from scratch
Read and write solutions in 8 programming languages
Understand core patterns: two pointers, sliding window, DP, BFS/DFS
Compare language idioms and standard library usage across languages
Build confidence for technical coding interviews
Recognize problem patterns and apply the right algorithm

About this course

Master 30 essential LeetCode problems — the kind that appear most often in technical interviews — with solutions in 8 programming languages. Each problem includes a clear description, examples, hints, and clean code in Python, Java, C++, C, JavaScript, C#, TypeScript, and Go.

Course curriculum

30 lessons · 25 hours total

Your instructor

PR

Pallava Ray

Computer Science Educator

Pallava Ray is a passionate CS educator dedicated to making coding interviews approachable. This course covers 30 must-know LeetCode problems with clean, well-commented solutions in 8 programming languages.

₹500