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![[ LeetCode 779 ] K-th Symbol In Grammar | Recursion | Binary Tree | Python](/_next/image?url=https%3A%2F%2Fi.ytimg.com%2Fvi%2FLbsYvhhdHjw%2Fhqdefault.jpg%3Fsqp%3D-oaymwEjCOADEI4CSFryq4qpAxUIARUAAAAAGAElAADIQj0AgKJDeAE%3D%26rs%3DAOn4CLChhmGhkBsPCqba-7EP1lKNWaM7rA&w=256&q=75)
