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LeetCard is a coding interview preparation app focused on data structures and algorithms (DSA), LeetCode problems, and common coding patterns. It presents curated problem cards covering topics such as arrays, hash tables, graphs, dynamic programming, linked lists, recursion, binary search, sliding windows, and two-pointer techniques.
Each card includes the problem title, relevant concepts, pattern-based guidance, key insights, edge cases, and time and space complexity details. Interactive demo notes help users review solution strategies and strengthen their understanding of algorithmic problem-solving. LeetCard is designed for students, developers, and job candidates who want a structured way to study coding interview questions and review essential programming concepts.
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