


def 		a__       (							A__,	A__,	A__							):
			if right <= left:
						return
			SCREAMING_SNAKE_CASE_						:			List[Any]       						= left
			SCREAMING_SNAKE_CASE_						:			int       						= right
			SCREAMING_SNAKE_CASE_						:			List[Any]       						= sorting[left]
			while i <= b:
						if sorting[i] < pivot:
									SCREAMING_SNAKE_CASE_						,	SCREAMING_SNAKE_CASE_						:			List[Any]       						= sorting[i], sorting[a]
									a += 1
									i += 1
						elif sorting[i] > pivot:
									SCREAMING_SNAKE_CASE_						,	SCREAMING_SNAKE_CASE_						:			List[Any]       						= sorting[i], sorting[b]
									b -= 1
						else:
									i += 1
			quick_sort_apartition(A__,	A__,	a - 1							)
			quick_sort_apartition(A__,	b + 1,	A__							)






def 		a__       (							A__,	A__,	A__							):
			if left < right:
						SCREAMING_SNAKE_CASE_						:			Optional[int]       						= lomuto_partition(A__,	A__,	A__							)
						quick_sort_lomuto_partition(A__,	A__,	pivot_index - 1							)
						quick_sort_lomuto_partition(A__,	pivot_index + 1,	A__							)






def 		a__       (							A__,	A__,	A__							):
			SCREAMING_SNAKE_CASE_						:			Dict       						= sorting[right]
			SCREAMING_SNAKE_CASE_						:			List[str]       						= left
			for i in range(A__,	A__							):
						if sorting[i] < pivot:
									SCREAMING_SNAKE_CASE_						,	SCREAMING_SNAKE_CASE_						:			int       						= sorting[i], sorting[store_index]
									store_index += 1
			SCREAMING_SNAKE_CASE_						,	SCREAMING_SNAKE_CASE_						:			List[str]       						= sorting[store_index], sorting[right]
			return store_index






def 		a__       (							A__							):
			if len(A__							) <= 1:
						return sorting
			return (
			    three_way_radix_quicksort([i for i in sorting if i < sorting[0]]							)
			    + [i for i in sorting if i == sorting[0]]
			    + three_way_radix_quicksort([i for i in sorting if i > sorting[0]]							)
			)


if __name__ == "__main__":
				import doctest

				doctest.testmod(verbose=True)

				lowerCAmelCase__       :	Union[str, Any]     				=input('Enter numbers separated by a comma:\n').strip()
				lowerCAmelCase__       :	Union[str, Any]     				=[int(item) for item in user_input.split(',')]
				quick_sort_apartition(unsorted, 0, len(unsorted) - 1)
				print(unsorted)








import math
import os

import cva
import numpy as np

__UpperCAmelCase      = 255.0





def 	snake_case_      (__A     :						float					,   __A     :						float     )			->	float:
   __lowerCAmelCase  :			Any					    =						np.mean((original - contrast) ** 2     )
   if mse == 0:
      return 1_0_0

   return 2_0 * math.logaa(PIXEL_MAX / math.sqrt(__A     )     )





def 	snake_case_      ()			->	None:
   __lowerCAmelCase  :			int					    =						os.path.dirname(os.path.realpath(__A     )     )
   # Loading images (original image and compressed image)
   __lowerCAmelCase  :			Tuple					    =						cva.imread(os.path.join(__A					,   """image_data/original_image.png"""     )     )
   __lowerCAmelCase  :			Dict					    =						cva.imread(os.path.join(__A					,   """image_data/compressed_image.png"""     )					,   1     )

   __lowerCAmelCase  :			Optional[int]					    =						cva.imread(os.path.join(__A					,   """image_data/PSNR-example-base.png"""     )     )
   __lowerCAmelCase  :			Optional[int]					    =						cva.imread(
       os.path.join(__A					,   """image_data/PSNR-example-comp-10.jpg"""     )					,   1     )

   # Value expected: 29.73dB
   print("""-- First Test --"""     )
   print(f'''PSNR value is {peak_signal_to_noise_ratio(__A					,   __A     )} dB'''     )

   # # Value expected: 31.53dB (Wikipedia Example)
   print("""\n-- Second Test --"""     )
   print(f'''PSNR value is {peak_signal_to_noise_ratio(__A					,   __A     )} dB'''     )


if __name__ == "__main__":
   main()


