def get_symbol_to_lines(rhyme_scheme: Tuple[str]) -> Dict[str, List[int]]: """Return a dictionary where each key is an item in rhyme_scheme and its corresponding value is a list of the indexes in rhyme_scheme where the item appears. >>> result >>> expected >>> expected True get_symbol_to_lines(('A', 'A', 'B', 'B', 'A')) {'A': [0, 1, 4], 'B': [2, 3]} %3D result == get_symbol_to_lines(('*', {'*': [0, 1, 2, 3, 4]} result '*')) >>> result >>> expected >>> expected %3D == True

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Operations of Linked List

A linked lists are one of the most widely used and effective data structures, with applications in every programming language, including C, C++, Python, Java, and C#.