--- ## Exercise list ['1A-1', '1A-2', '1A-3', '1A-4', '1A-5', '1A-6', '1A-7', '1A-8', '1A-9', '1A-10', '1A-11', '1A-12', '1A-13', '1A-14', '1A-15', '1B-1', '1B-2', '1B-3', '1B-4', '1B-5', '1B-6', '1B-7', '1B-8', '1C-1', '1C-2', '1C-3', '1C-4', '1C-5', '1C-6', '1C-7', '1C-8', '1C-9', '1C-10', '1C-11', '1C-12', '1C-13', '1C-14', '1C-15', '1C-16', '1C-17', '1C-18', '1C-19', '1C-20', '1C-21', '1C-22', '1C-23', '1C-24', '2A-1', '2A-2', '2A-3', '2A-4', '2A-5', '2A-6', '2A-7', '2A-8', '2A-9', '2A-10', '2A-11', '2A-12', '2A-13', '2A-14', '2A-15', '2A-16', '2A-17', '2A-18', '2A-19', '2A-20', '2B-1', '2B-2', '2B-3', '2B-4', '2B-5', '2B-6', '2B-7', '2B-8', '2B-9', '2B-10', '2B-11', '2C-1', '2C-2', '2C-3', '2C-4', '2C-5', '2C-6', '2C-7', '2C-8', '2C-9', '2C-10', '2C-11', '2C-12', '2C-13', '2C-14', '2C-15', '2C-16', '2C-17', '2C-18', '2C-19', '2C-20', '3A-1', '3A-2', '3A-3', '3A-4', '3A-5', '3A-6', '3A-7', '3A-8', '3A-9', '3A-10', '3A-11', '3A-12', '3A-13', '3A-14', '3A-15', '3A-16', '3A-17', '3B-1', '3B-2', '3B-3', '3B-4', '3B-5', '3B-6', '3B-7', '3B-8', '3B-9', '3B-10', '3B-11', '3B-12', '3B-13', '3B-14', '3B-15', '3B-16', '3B-17', '3B-18', '3B-19', '3B-20', '3B-21', '3B-22', '3B-23', '3B-24', '3B-25', '3B-26', '3B-27', '3B-28', '3B-29', '3B-30', '3B-31', '3B-32', '3B-33', '3C-1', '3C-2', '3C-3', '3C-4', '3C-5', '3C-6', '3C-7', '3C-8', '3C-9', '3C-10', '3C-11', '3C-12', '3C-13', '3C-14', '3C-15', '3C-16', '3C-17', '3D-1', '3D-2', '3D-3', '3D-4', '3D-5', '3D-6', '3D-7', '3D-8', '3D-9', '3D-10', '3D-11', '3D-12', '3D-13', '3D-14', '3D-15', '3D-16', '3D-17', '3D-18', '3D-19', '3D-20', '3D-21', '3D-22', '3D-23', '3D-24', '3E-1', '3E-2', '3E-3', '3E-4', '3E-5', '3E-6', '3E-7', '3E-8', '3E-9', '3E-10', '3E-11', '3E-12', '3E-13', '3E-14', '3E-15', '3E-16', '3E-17', '3E-18', '3E-19', '3F-1', '3F-2', '3F-3', '3F-4', '3F-5', '3F-6', '3F-7', '3F-8', '3F-9', '3F-10', '3F-11', '3F-12', '3F-13', '3F-14', '3F-15', '3F-16', '3F-17', '3F-18', '3F-19', '3F-20', '3F-21', '3F-22', '3F-23', '3F-24', '3F-25', '3F-26', '3F-27', '3F-28', '3F-29', '3F-30', '3F-31', '3F-32', '3F-33', '4-1', '4-2', '4-3', '4-4', '4-5', '4-6', '4-7', '4-8', '4-9', '4-10', '4-11', '4-12', '4-13', '4-14', '5A-1', '5A-2', '5A-3', '5A-4', '5A-5', '5A-6', '5A-7', '5A-8', '5A-9', '5A-10', '5A-11', '5A-12', '5A-13', '5A-14', '5A-15', '5A-16', '5A-17', '5A-18', '5A-19', '5A-20', '5A-21', '5A-22', '5A-23', '5A-24', '5A-25', '5A-26', '5A-27', '5A-28', '5A-29', '5A-30', '5A-31', '5A-32', '5A-33', '5A-34', '5A-35', '5A-36', '5A-37', '5A-38', '5A-39', '5A-40', '5A-41', '5A-42', '5A-43', '5B-1', '5B-2', '5B-3', '5B-4', '5B-5', '5B-6', '5B-7', '5B-8', '5B-9', '5B-10', '5B-11', '5B-12', '5B-13', '5B-14', '5B-15', '5B-16', '5B-17', '5B-18', '5B-19', '5B-20', '5B-21', '5B-22', '5B-23', '5B-24', '5B-25', '5B-26', '5B-27', '5B-28', '5B-29', '5C-1', '5C-2', '5C-3', '5C-4', '5C-5', '5C-6', '5C-7', '5C-8', '5C-9', '5C-10', '5C-11', '5C-12', '5C-13', '5C-14', '5D-1', '5D-2', '5D-3', '5D-4', '5D-5', '5D-6', '5D-7', '5D-8', '5D-9', '5D-10', '5D-11', '5D-12', '5D-13', '5D-14', '5D-15', '5D-16', '5D-17', '5D-18', '5D-19', '5D-20', '5D-21', '5D-22', '5D-23', '5E-1', '5E-2', '5E-3', '5E-4', '5E-5', '5E-6', '5E-7', '5E-8', '5E-9', '5E-10', '6A-1', '6A-2', '6A-3', '6A-4', '6A-5', '6A-6', '6A-7', '6A-8', '6A-9', '6A-10', '6A-11', '6A-12', '6A-13', '6A-14', '6A-15', '6A-16', '6A-17', '6A-18', '6A-19', '6A-20', '6A-21', '6A-22', '6A-23', '6A-24', '6A-25', '6A-26', '6A-27', '6A-28', '6A-29', '6A-30', '6A-31', '6A-32', '6A-33', '6A-34', '6A-35', '6B-1', '6B-2', '6B-3', '6B-4', '6B-5', '6B-6', '6B-7', '6B-8', '6B-9', '6B-10', '6B-11', '6B-12', '6B-13', '6B-14', '6B-15', '6B-16', '6B-17', '6B-18', '6B-19', '6B-20', '6B-21', '6B-22', '6B-23', '6C-1', '6C-2', '6C-3', '6C-4', '6C-5', '6C-6', '6C-7', '6C-8', '6C-9', '6C-10', '6C-11', '6C-12', '6C-13', '6C-14', '6C-15', '6C-16', '6C-17', '6C-18', '6C-19', '6C-20', '6C-21', '6C-22', '6C-23', '7A-1', '7A-2', '7A-3', '7A-4', '7A-5', '7A-6', '7A-7', '7A-8', '7A-9', '7A-10', '7A-11', '7A-12', '7A-13', '7A-14', '7A-15', '7A-16', '7A-17', '7A-18', '7A-19', '7A-20', '7A-21', '7A-22', '7A-23', '7A-24', '7A-25', '7A-26', '7A-27', '7A-28', '7A-29', '7A-30', '7A-31', '7A-32', '7B-1', '7B-2', '7B-3', '7B-4', '7B-5', '7B-6', '7B-7', '7B-8', '7B-9', '7B-10', '7B-11', '7B-12', '7B-13', '7B-14', '7B-15', '7B-16', '7B-17', '7B-18', '7B-19', '7B-20', '7B-21', '7B-22', '7B-23', '7B-24', '7B-25', '7C-1', '7C-2', '7C-3', '7C-4', '7C-5', '7C-6', '7C-7', '7C-8', '7C-9', '7C-10', '7C-11', '7C-12', '7C-13', '7C-14', '7C-15', '7C-16', '7C-17', '7C-18', '7C-19', '7C-20', '7C-21', '7C-22', '7C-23', '7C-24', '7C-25', '7D-1', '7D-2', '7D-3', '7D-4', '7D-5', '7D-6', '7D-7', '7D-8', '7D-9', '7D-10', '7D-11', '7D-12', '7D-13', '7D-14', '7D-15', '7D-16', '7D-17', '7D-18', '7D-19', '7D-20', '7E-1', '7E-2', '7E-3', '7E-4', '7E-5', '7E-6', '7E-7', '7E-8', '7E-9', '7E-10', '7E-11', '7E-12', '7E-13', '7E-14', '7E-15', '7E-16', '7E-17', '7F-1', '7F-2', '7F-3', '7F-4', '7F-5', '7F-6', '7F-7', '7F-8', '7F-9', '7F-10', '7F-11', '7F-12', '7F-13', '7F-14', '7F-15', '7F-16', '7F-17', '7F-18', '7F-19', '7F-20', '7F-21', '7F-22', '7F-23', '7F-24', '7F-25', '7F-26', '7F-27', '7F-28', '7F-29', '7F-30', '7F-31', '7F-32', '8A-1', '8A-2', '8A-3', '8A-4', '8A-5', '8A-6', '8A-7', '8A-8', '8A-9', '8A-10', '8A-11', '8A-12', '8A-13', '8A-14', '8A-15', '8A-16', '8A-17', '8A-18', '8A-19', '8A-20', '8A-21', '8A-22', '8A-23', '8A-24', '8A-25', '8B-1', '8B-2', '8B-3', '8B-4', '8B-5', '8B-6', '8B-7', '8B-8', '8B-9', '8B-10', '8B-11', '8B-12', '8B-13', '8B-14', '8B-15', '8B-16', '8B-17', '8B-18', '8B-19', '8B-20', '8B-21', '8B-22', '8B-23', '8C-1', '8C-2', '8C-3', '8C-4', '8C-5', '8C-6', '8C-7', '8C-8', '8C-9', '8C-10', '8C-11', '8C-12', '8C-13', '8C-14', '8D-1', '8D-2', '8D-3', '8D-4', '8D-5', '8D-6', '8D-7', '8D-8', '8D-9', '8D-10', '8D-11', '8D-12', '8D-13', '9A-1', '9A-2', '9A-3', '9A-4', '9A-5', '9A-6', '9A-7', '9A-8', '9A-9', '9A-10', '9B-1', '9B-2', '9B-3', '9B-4', '9B-5', '9B-6', '9B-7', '9C-1', '9C-2', '9C-3', '9C-4', '9C-5', '9C-6', '9C-7', '9C-8', '9C-9', '9C-10', '9C-11', '9C-12', '9C-13', '9C-14', '9C-15', '9C-16', '9C-17', '9C-18', '9C-19', '9C-20', '9C-21', '9D-1', '9D-2', '9D-3', '9D-4', '9D-5', '9D-6', '9D-7', '9D-8', '9D-9', '9D-10', '9D-11', '9D-12', '9D-13'] --- ## New file list of problem notes ['1A-1.md', '1A-2.md', '1A-3.md', '1A-4.md', '1A-5.md', '1A-6.md', '1A-7.md', '1A-8.md', '1A-9.md', '1A-10.md', '1A-11.md', '1A-12.md', '1A-13.md', '1A-14.md', '1A-15.md', '1B-1.md', '1B-2.md', '1B-3.md', '1B-4.md', '1B-5.md', '1B-6.md', '1B-7.md', '1B-8.md', '1C-1.md', '1C-2.md', '1C-3.md', '1C-4.md', '1C-5.md', '1C-6.md', '1C-7.md', '1C-8.md', '1C-9.md', '1C-10.md', '1C-11.md', '1C-12.md', '1C-13.md', '1C-14.md', '1C-15.md', '1C-16.md', '1C-17.md', '1C-18.md', '1C-19.md', '1C-20.md', '1C-21.md', '1C-22.md', '1C-23.md', '1C-24.md', '2A-1.md', '2A-2.md', '2A-3.md', '2A-4.md', '2A-5.md', '2A-6.md', '2A-7.md', '2A-8.md', '2A-9.md', '2A-10.md', '2A-11.md', '2A-12.md', '2A-13.md', '2A-14.md', '2A-15.md', '2A-16.md', '2A-17.md', '2A-18.md', '2A-19.md', '2A-20.md', '2B-1.md', '2B-2.md', '2B-3.md', '2B-4.md', '2B-5.md', '2B-6.md', '2B-7.md', '2B-8.md', '2B-9.md', '2B-10.md', '2B-11.md', '2C-1.md', '2C-2.md', '2C-3.md', '2C-4.md', '2C-5.md', '2C-6.md', '2C-7.md', '2C-8.md', '2C-9.md', '2C-10.md', '2C-11.md', '2C-12.md', '2C-13.md', '2C-14.md', '2C-15.md', '2C-16.md', '2C-17.md', '2C-18.md', '2C-19.md', '2C-20.md', '3A-1.md', '3A-2.md', '3A-3.md', '3A-4.md', '3A-5.md', '3A-6.md', '3A-7.md', '3A-8.md', '3A-9.md', '3A-10.md', '3A-11.md', '3A-12.md', '3A-13.md', '3A-14.md', '3A-15.md', '3A-16.md', '3A-17.md', '3B-1.md', '3B-2.md', '3B-3.md', '3B-4.md', '3B-5.md', '3B-6.md', '3B-7.md', '3B-8.md', '3B-9.md', '3B-10.md', '3B-11.md', '3B-12.md', '3B-13.md', '3B-14.md', '3B-15.md', '3B-16.md', '3B-17.md', '3B-18.md', '3B-19.md', '3B-20.md', '3B-21.md', '3B-22.md', '3B-23.md', '3B-24.md', '3B-25.md', '3B-26.md', '3B-27.md', '3B-28.md', '3B-29.md', '3B-30.md', '3B-31.md', '3B-32.md', '3B-33.md', '3C-1.md', '3C-2.md', '3C-3.md', '3C-4.md', '3C-5.md', '3C-6.md', '3C-7.md', '3C-8.md', '3C-9.md', '3C-10.md', '3C-11.md', '3C-12.md', '3C-13.md', '3C-14.md', '3C-15.md', '3C-16.md', '3C-17.md', '3D-1.md', '3D-2.md', '3D-3.md', '3D-4.md', '3D-5.md', '3D-6.md', '3D-7.md', '3D-8.md', '3D-9.md', '3D-10.md', '3D-11.md', '3D-12.md', '3D-13.md', '3D-14.md', '3D-15.md', '3D-16.md', '3D-17.md', '3D-18.md', '3D-19.md', '3D-20.md', '3D-21.md', '3D-22.md', '3D-23.md', '3D-24.md', '3E-1.md', '3E-2.md', '3E-3.md', '3E-4.md', '3E-5.md', '3E-6.md', '3E-7.md', '3E-8.md', '3E-9.md', '3E-10.md', '3E-11.md', '3E-12.md', '3E-13.md', '3E-14.md', '3E-15.md', '3E-16.md', '3E-17.md', '3E-18.md', '3E-19.md', '3F-1.md', '3F-2.md', '3F-3.md', '3F-4.md', '3F-5.md', '3F-6.md', '3F-7.md', '3F-8.md', '3F-9.md', '3F-10.md', '3F-11.md', '3F-12.md', '3F-13.md', '3F-14.md', '3F-15.md', '3F-16.md', '3F-17.md', '3F-18.md', '3F-19.md', '3F-20.md', '3F-21.md', 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