The CodeChef Data Structures and Algorithms Certification was an industry-ready, proctored certification that gave programmers a benchmark for their proficiency in data structures and algorithms.
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About certification levels
Foundation: Basic data structures, arrays, strings, stacks, queues, and dynamic programming.
Advanced: Heaps, trees, graphs, segment trees, binary indexed trees, and advanced dynamic programming.
Expert: Advanced topics including treaps, persistent data structures, heavy-light decomposition, centroid decomposition, and computational geometry.