





import cva
import numpy as np





class 		_A:


				"""simple docstring"""


				def __init__(     self	,   _A	,   _A	):

									if k in (0.0_4, 0.0_6):
														__A      :		int         =							k
														__A      :		List[str]         =							window_size
									else:
														raise ValueError('invalid k value'	)



				def __str__(     self	):
									return str(self.k	)





				def    UpperCAmelCase_						(     self	,   _A	):
									__A      :		Dict         =							cva.imread(__snake_case	,   0	)
									__A      :		str         =							img.shape
									__A      :		list[list[int]]         =							[]
									__A      :		Tuple         =							img.copy()
									__A      :		Dict         =							cva.cvtColor(__snake_case	,   cva.COLOR_GRAY2RGB	)
									__A      :		Optional[int]         =							np.gradient(__snake_case	)
									__A      :		Union[str, Any]         =							dx**2
									__A      :		Optional[int]         =							dy**2
									__A      :		Any         =							dx * dy
									__A      :		Tuple         =							0.0_4
									__A      :		Optional[int]         =							self.window_size // 2
									for y in range(__snake_case	,   h - offset	):
														for x in range(__snake_case	,   w - offset	):
																			__A      :		List[str]         =							ixx[
																			    y - offset : y + offset + 1, x - offset : x + offset + 1
																			].sum()
																			__A      :		Tuple         =							iyy[
																			    y - offset : y + offset + 1, x - offset : x + offset + 1
																			].sum()
																			__A      :		str         =							ixy[
																			    y - offset : y + offset + 1, x - offset : x + offset + 1
																			].sum()

																			__A      :		Optional[Any]         =							(wxx * wyy) - (wxy**2)
																			__A      :		List[Any]         =							wxx + wyy
																			__A      :		str         =							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__":
				UpperCAmelCase		:  Optional[Any]         =	HarrisCorner(0.04, 3)
				UpperCAmelCase    ,					UpperCAmelCase		:  str         =	edge_detect.detect('''path_to_image''')
				cva.imwrite('''detect.png''', color_img)












"""simple docstring"""





def   a    (     __UpperCAmelCase      :    int = 1_0_0  )    ->							int:
						__magic_name__:	str							=       0
						__magic_name__:	Any							=       0
						for i in range(1      ,   n + 1  ):
												sum_of_squares += i**2
												sum_of_ints += i
						return sum_of_ints**2 - sum_of_squares


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



