




from __future__ import annotations







class a :
						"""simple docstring"""

						def __init__( self :     Dict				,							lowerCamelCase__ :     int=None				)    ->						str:
													"""simple docstring"""


													__lowercase      =    data
													__lowercase      =    None






						def __repr__( self :     Dict				)    ->						List[Any]:
													"""simple docstring"""


													__lowercase      =    []
													__lowercase      =    self
													while temp:
																				string_rep.append(f'{temp.data}'				)
																				__lowercase      =    temp.next
													return "->".join(lowerCamelCase__				)







def 		_A(       UpperCamelCase__							:			list				)    -> Optional[Any]:
							'''simple docstring'''


							if not elements_list:
														raise Exception('''The Elements List is empty'''				)

							__lowercase      =    __lowercase      =    Node(elements_list[0]				)
							for i in range(1				,       len(UpperCamelCase__				)				):
														__lowercase      =    Node(elements_list[i]				)
														__lowercase      =    current.next
							return head







def 		_A(       UpperCamelCase__							:			Node				)    -> None:
							'''simple docstring'''


							if head_node is not None and isinstance(UpperCamelCase__				,       UpperCamelCase__				):
														print_reverse(head_node.next				)
														print(head_node.data				)







def 		_A(       )    -> Optional[Any]:
							'''simple docstring'''


							from doctest import testmod

							testmod()

							__lowercase      =    make_linked_list([14, 52, 14, 12, 43]				)
							print('''Linked List:'''				)
							print(UpperCamelCase__				)
							print('''Elements in Reverse:'''				)
							print_reverse(UpperCamelCase__				)


if __name__ == "__main__":
			main()







import cva
import numpy as np







class a :
						"""simple docstring"""

						def __init__( self :     Dict				,							lowerCamelCase__ :     float				,							lowerCamelCase__ :     int				)    ->						Dict:
													"""simple docstring"""


													if k in (0.0_4, 0.0_6):
																				__lowercase      =    k
																				__lowercase      =    window_size
													else:
																				raise ValueError('''invalid k value'''				)






						def __str__( self :     int				)    ->						str:
													"""simple docstring"""


													return str(self.k				)






						def     UpperCAmelCase_      ( self :     Dict				,							lowerCamelCase__ :     str				)    ->						tuple[cva.Mat, list[list[int]]]:
													"""simple docstring"""


													__lowercase      =    cva.imread(lowerCamelCase__				,							0				)
													__lowercase     ,     __lowercase      =    img.shape
													__lowercase      =    []
													__lowercase      =    img.copy()
													__lowercase      =    cva.cvtColor(lowerCamelCase__				,							cva.COLOR_GRAY2RGB				)
													__lowercase     ,     __lowercase      =    np.gradient(lowerCamelCase__				)
													__lowercase      =    dx**2
													__lowercase      =    dy**2
													__lowercase      =    dx * dy
													__lowercase      =    0.0_4
													__lowercase      =    self.window_size // 2
													for y in range(lowerCamelCase__				,							h - offset				):
																				for x in range(lowerCamelCase__				,							w - offset				):
																											__lowercase      =    ixx[
																											    y - offset : y + offset + 1, x - offset : x + offset + 1
																											].sum()
																											__lowercase      =    iyy[
																											    y - offset : y + offset + 1, x - offset : x + offset + 1
																											].sum()
																											__lowercase      =    ixy[
																											    y - offset : y + offset + 1, x - offset : x + offset + 1
																											].sum()

																											__lowercase      =    (wxx * wyy) - (wxy**2)
																											__lowercase      =    wxx + wyy
																											__lowercase      =    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__				     = HarrisCorner(0.04, 3)
			UpperCAmelCase__     ,							UpperCAmelCase__				     = edge_detect.detect("path_to_image")
			cva.imwrite("detect.png", color_img)






