
class       _snake_case					:







			def __init__(				self						,   _a		):
				__magic_name__		:		Tuple	   =     size
				__magic_name__		:		Union[str, Any]	   =     [0] * size
				__magic_name__		:		int	   =     [0] * size







			@staticmethod
			def 			SCREAMING_SNAKE_CASE    (				_a		):
				return index | (index + 1)







			@staticmethod
			def 			SCREAMING_SNAKE_CASE    (				_a		):
				return (index & (index + 1)) - 1







			def 			SCREAMING_SNAKE_CASE    (				self						,   _a						,   _a		):
				__magic_name__		:		str	   =     value
				while index < self.size:
					__magic_name__		:		Optional[int]	   =     self.get_prev(_a		) + 1
					if current_left_border == index:
						__magic_name__		:		str	   =     value
					else:
						__magic_name__		:		Optional[Any]	   =     max(_a						,   _a						,   _a		)
					__magic_name__		:		int	   =     self.get_next(_a		)







			def 			SCREAMING_SNAKE_CASE    (				self						,   _a						,   _a		):
				right -= 1  # Because of right is exclusive
				__magic_name__		:		Any	   =     0
				while left <= right:
					__magic_name__		:		List[Any]	   =     self.get_prev(_a		)
					if left <= current_left:
						__magic_name__		:		Tuple	   =     max(_a						,   self.tree[right]		)
						__magic_name__		:		int	   =     current_left
					else:
						__magic_name__		:		Optional[Any]	   =     max(_a						,   self.arr[right]		)
						right -= 1
				return result


if __name__ == "__main__":
				import doctest

				doctest.testmod()


def   lowerCAmelCase_						(					_snake_case      :  list[list[int | float]]   )				->		int:







	'''simple docstring'''


	__magic_name__		:		Any	   =     len(_snake_case   )
	__magic_name__		:		Optional[Any]	   =     len(matrix[0]   )
	__magic_name__		:		Union[str, Any]	   =     min(_snake_case      ,   _snake_case   )

	for row in range(_snake_case   ):
		# Check if diagonal element is not zero
		if matrix[row][row] != 0:
			# Eliminate all the elements below the diagonal
			for col in range(row + 1      ,   _snake_case   ):
				__magic_name__		:		Optional[Any]	   =     matrix[col][row] / matrix[row][row]
				for i in range(_snake_case      ,   _snake_case   ):
					matrix[col][i] -= multiplier * matrix[row][i]
		else:
			# Find a non-zero diagonal element to swap rows
			__magic_name__		:		str	   =     True
			for i in range(row + 1      ,   _snake_case   ):
				if matrix[i][row] != 0:
					__magic_name__   ,    __magic_name__		:		List[str]	   =     matrix[i], matrix[row]
					__magic_name__		:		Union[str, Any]	   =     False
					break
			if reduce:
				rank -= 1
				for i in range(_snake_case   ):
					__magic_name__		:		Any	   =     matrix[i][rank]

            # Reduce the row pointer by one to stay on the same row
			row -= 1

	return rank


if __name__ == "__main__":
				import doctest

				doctest.testmod()
