






"""simple docstring"""






import cva
import numpy as np





class    snake_case_							:



	"""simple docstring"""

	def __init__(   self	,       __a	,       __a    ):


					"""simple docstring"""

					if k in (0.04, 0.06):
									A__							=							k
									A__							=							window_size
					else:
									raise ValueError('invalid k value'    )


	def __str__(   self    ):


					"""simple docstring"""

					return str(self.k    )






	def    _UpperCAmelCase    (   self	,       __a    ):


					"""simple docstring"""

					A__							=							cva.imread(a__	,       0    )
					A__			,      A__							=							img.shape
					A__							=							[]
					A__							=							img.copy()
					A__							=							cva.cvtColor(a__	,       cva.COLOR_GRAY2RGB    )
					A__			,      A__							=							np.gradient(a__    )
					A__							=							dx**2
					A__							=							dy**2
					A__							=							dx * dy
					A__							=							0.04
					A__							=							self.window_size // 2
					for y in range(a__	,       h - offset    ):
									for x in range(a__	,       w - offset    ):
													A__							=							ixx[
													    y - offset : y + offset + 1, x - offset : x + offset + 1
													].sum()
													A__							=							iyy[
													    y - offset : y + offset + 1, x - offset : x + offset + 1
													].sum()
													A__							=							ixy[
													    y - offset : y + offset + 1, x - offset : x + offset + 1
													].sum()

													A__							=							(wxx * wyy) - (wxy**2)
													A__							=							wxx + wyy
													A__							=							det - k * (trace**2)
													# Can change the value
													if r > 0.5:
																	corner_list.append([x, y, r]    )
																	color_img.itemset((y, x, 0)	,       0    )
																	color_img.itemset((y, x, 1)	,       0    )
																	color_img.itemset((y, x, 2)	,       255    )
					return color_img, corner_list


if __name__ == "__main__":
					SCREAMING_SNAKE_CASE    :    Optional[Any]        =							HarrisCorner(0.0_4, 3)
					SCREAMING_SNAKE_CASE ,						SCREAMING_SNAKE_CASE    :    List[str]        =							edge_detect.detect('''path_to_image''')
					cva.imwrite('''detect.png''', color_img)







_lowercase    	=		[0, 2, 4, 6, 8]
_lowercase    	=		[1, 3, 5, 7, 9]



def 		lowerCAmelCase__     (       UpperCamelCase_					:							int			,							UpperCamelCase_					:							int			,							UpperCamelCase_					:							list[int]			,							UpperCamelCase_					:							int						)->	int:
    if remaining_length == 0:
        if digits[0] == 0 or digits[-1] == 0:
            return 0

        for i in range(length // 2 - 1			,							-1			,							-1						):
            remainder += digits[i] + digits[length - i - 1]

            if remainder % 2 == 0:
                return 0

            remainder //= 1_0

        return 1

    if remaining_length == 1:
        if remainder % 2 == 0:
            return 0

        A__					=       0
        for digit in range(1_0						):
            A__					=       digit
            result += reversible_numbers(
                0			,							(remainder + 2 * digit) // 1_0			,							UpperCamelCase_			,							UpperCamelCase_						)
        return result

    A__					=       0
    for digita in range(1_0						):
        A__					=       digita

        if (remainder + digita) % 2 == 0:
            A__					=       ODD_DIGITS
        else:
            A__					=       EVEN_DIGITS

        for digita in other_parity_digits:
            A__					=       digita
            result += reversible_numbers(
                remaining_length - 2			,							(remainder + digita + digita) // 1_0			,							UpperCamelCase_			,							UpperCamelCase_			,							)
    return result



def 		lowerCAmelCase__     (       UpperCamelCase_					:							int = 9						)->	int:
    A__					=       0
    for length in range(1			,							max_power + 1						):
        result += reversible_numbers(UpperCamelCase_			,							0			,							[0] * length			,							UpperCamelCase_						)
    return result


if __name__ == "__main__":
   print(F"{solution() = }")
