
'''simple docstring'''







from __future__ import annotations
def  snake_case_		(    __SCREAMING_SNAKE_CASE :			list				,				__SCREAMING_SNAKE_CASE :			int | None = None				,				__SCREAMING_SNAKE_CASE :			int | None = None							):



						"""simple docstring"""





						if start is None:
												lowercase_     :					Any													=	0

						if end is None:
												lowercase_     :					List[str]													=	len(SCREAMING_SNAKE_CASE__							) - 1

						if start >= end:
												return

						lowercase_     :					Optional[int]													=	(start + end) // 2

						slowsort(SCREAMING_SNAKE_CASE__				,				SCREAMING_SNAKE_CASE__				,				SCREAMING_SNAKE_CASE__							)
						slowsort(SCREAMING_SNAKE_CASE__				,				mid + 1				,				SCREAMING_SNAKE_CASE__							)

						if sequence[end] < sequence[mid]:
												lowercase_						,			lowercase_     :					List[str]													=	sequence[mid], sequence[end]

						slowsort(SCREAMING_SNAKE_CASE__				,				SCREAMING_SNAKE_CASE__				,				end - 1							)


if __name__ == "__main__":
							from doctest import testmod

							testmod()



'''simple docstring'''







def  snake_case_		(    __SCREAMING_SNAKE_CASE :			str							):



						"""simple docstring"""





						return [
						    txt[:a] + txt[a].upper() + txt[a + 1 :]
						    for a in range(len(__SCREAMING_SNAKE_CASE							)							)
						    if txt[a].isalpha()
						]


if __name__ == "__main__":
							__import__("doctest").testmod()



