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Master every Arrays & Strings pattern asked in Google, Meta, Amazon, Apple & Microsoft interviews. Covers prefix sum, Kadane, Dutch flag, two pointers, sliding window and 100 hand-picked problems with C, C++, Java, JavaScript & Python solutions.
Master cheatsheet of all 100 Arrays & Strings problems: patterns, time/space complexity, and MAANG company tags in one place.
Master HashMap, HashSet, and cache design patterns with 45 problems, 5-language solutions, and MAANG company tags.
Master Two Pointers and Sliding Window patterns with 60 problems, 5-language solutions, and MAANG company tags.
Complete cheatsheet of Two Pointers and Sliding Window patterns with template code, problem index, and MAANG priority list.