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THE FIRST COLLECTIONCode随想录 (LeetCode-Master) is a structured LeetCode study plan covering data structures and algorithms, with 200+ curated problems, detailed图文 solutions, and video lectures, supporting C++、Java、Python and other languages.
labuladong's algorithm notes: an open-source tutorial and problem-solving toolkit centered on LeetCode. With 60+ original Chinese articles, core pattern frameworks, a visualization panel, and multi-platform plugins, it helps learners master data structures and algorithms conceptually rather than just memorizing code.
LeetCodeAnimation visualizes LeetCode problem-solving strategies through animations, breaking down pointer movements, state transitions, recursive expansions, and boundary conditions. It provides triple-language reference code (Python/C++/Java), an AI tutor named Xiaou, and AI-synthesized voice narration.
