


import argparse
import struct
import unittest
class  SCREAMING_SNAKE_CASE__  :
      def __init__(       self				:       Any     ,							SCREAMING_SNAKE_CASE__				:       bytes     )		->			None:
             a_					:		Tuple							=  data

             # Initialize hash values
             a_					:		Tuple							=  [
                 0X6a09_e667,
                 0Xbb67_ae85,
                 0X3c6e_f372,
                 0Xa54f_f53a,
                 0X510e_527f,
                 0X9b05_688c,
                 0X1f83_d9ab,
                 0X5be0_cd19,
             ]

             # Initialize round constants
             a_					:		Tuple							=  [
                 0X428a_2f98,
                 0X7137_4491,
                 0Xb5c0_fbcf,
                 0Xe9b5_dba5,
                 0X3956_c25b,
                 0X59f1_11f1,
                 0X923f_82a4,
                 0Xab1c_5ed5,
                 0Xd807_aa98,
                 0X1283_5b01,
                 0X2431_85be,
                 0X550c_7dc3,
                 0X72be_5d74,
                 0X80de_b1fe,
                 0X9bdc_06a7,
                 0Xc19b_f174,
                 0Xe49b_69c1,
                 0Xefbe_4786,
                 0X0fc1_9dc6,
                 0X240c_a1cc,
                 0X2de9_2c6f,
                 0X4a74_84aa,
                 0X5cb0_a9dc,
                 0X76f9_88da,
                 0X983e_5152,
                 0Xa831_c66d,
                 0Xb003_27c8,
                 0Xbf59_7fc7,
                 0Xc6e0_0bf3,
                 0Xd5a7_9147,
                 0X06ca_6351,
                 0X1429_2967,
                 0X27b7_0a85,
                 0X2e1b_2138,
                 0X4d2c_6dfc,
                 0X5338_0d13,
                 0X650a_7354,
                 0X766a_0abb,
                 0X81c2_c92e,
                 0X9272_2c85,
                 0Xa2bf_e8a1,
                 0Xa81a_664b,
                 0Xc24b_8b70,
                 0Xc76c_51a3,
                 0Xd192_e819,
                 0Xd699_0624,
                 0Xf40e_3585,
                 0X106a_a070,
                 0X19a4_c116,
                 0X1e37_6c08,
                 0X2748_774c,
                 0X34b0_bcb5,
                 0X391c_0cb3,
                 0X4ed8_aa4a,
                 0X5b9c_ca4f,
                 0X682e_6ff3,
                 0X748f_82ee,
                 0X78a5_636f,
                 0X84c8_7814,
                 0X8cc7_0208,
                 0X90be_fffa,
                 0Xa450_6ceb,
                 0Xbef9_a3f7,
                 0Xc671_78f2,
             ]

             a_					:		int							=  self.preprocessing(self.data     )
             self.final_hash()
      @staticmethod
      def        SCREAMING_SNAKE_CASE							(       SCREAMING_SNAKE_CASE__				:       bytes     )		->			bytes:
             a_					:		Any							=  b'\x80' + (b'\x00' * (6_3 - (len(SCREAMING_SNAKE_CASE__     ) + 8) % 6_4))
             a_					:		List[str]							=  struct.pack('>Q'     ,							(len(SCREAMING_SNAKE_CASE__     ) * 8)     )
             return data + padding + big_endian_integer
      def        SCREAMING_SNAKE_CASE							(       self				:       Optional[Any]     )		->			None:
             # Convert into blocks of 64 bytes
             a_					:		int							=  [
                 self.preprocessed_data[x : x + 6_4]
                 for x in range(0     ,							len(self.preprocessed_data     )     ,							6_4     )
             ]

             for block in self.blocks:
                    # Convert the given block into a list of 4 byte integers
                    a_					:		List[str]							=  list(struct.unpack('>16L'     ,							SCREAMING_SNAKE_CASE__     )     )
                    # add 48 0-ed integers
                    words += [0] * 4_8

                    a_							,		a_							,		a_							,		a_							,		a_							,		a_							,		a_							,		a_					:		Tuple							=  self.hashes

                    for index in range(0     ,							6_4     ):
                           if index > 1_5:
                                  # modify the zero-ed indexes at the end of the array
                                  a_					:		Optional[int]							=  (
                                      self.ror(words[index - 1_5]     ,							7     )
                                      ^ self.ror(words[index - 1_5]     ,							1_8     )
                                      ^ (words[index - 1_5] >> 3)
                                  )
                                  a_					:		List[str]							=  (
                                      self.ror(words[index - 2]     ,							1_7     )
                                      ^ self.ror(words[index - 2]     ,							1_9     )
                                      ^ (words[index - 2] >> 1_0)
                                  )

                                  a_					:		Union[str, Any]							=  (
                                      words[index - 1_6] + sa + words[index - 7] + sa
                                  ) % 0X1_0000_0000

                           # Compression
                           a_					:		Any							=  self.ror(SCREAMING_SNAKE_CASE__     ,							6     ) ^ self.ror(SCREAMING_SNAKE_CASE__     ,							1_1     ) ^ self.ror(SCREAMING_SNAKE_CASE__     ,							2_5     )
                           a_					:		List[str]							=  (e & f) ^ ((~e & 0Xffff_ffff) & g)
                           a_					:		Tuple							=  (
                               h + sa + ch + self.round_constants[index] + words[index]
                           ) % 0X1_0000_0000
                           a_					:		int							=  self.ror(SCREAMING_SNAKE_CASE__     ,							2     ) ^ self.ror(SCREAMING_SNAKE_CASE__     ,							1_3     ) ^ self.ror(SCREAMING_SNAKE_CASE__     ,							2_2     )
                           a_					:		Optional[Any]							=  (a & b) ^ (a & c) ^ (b & c)
                           a_					:		Tuple							=  (sa + maj) % 0X1_0000_0000

                           a_							,		a_							,		a_							,		a_							,		a_							,		a_							,		a_							,		a_					:		List[str]							=  (
                               g,
                               f,
                               e,
                               ((d + tempa) % 0X1_0000_0000),
                               c,
                               b,
                               a,
                               ((tempa + tempa) % 0X1_0000_0000),
                           )

                    a_					:		Tuple							=  [a, b, c, d, e, f, g, h]

                    # Modify final values
                    a_					:		Dict							=  [
                        ((element + mutated_hash_values[index]) % 0X1_0000_0000)
                        for index, element in enumerate(self.hashes     )
                    ]

             a_					:		Any							=  ''.join([hex(SCREAMING_SNAKE_CASE__     )[2:].zfill(8     ) for value in self.hashes]     )

      def        SCREAMING_SNAKE_CASE							(       self				:       List[Any]     ,							SCREAMING_SNAKE_CASE__				:       int     ,							SCREAMING_SNAKE_CASE__				:       int     )		->			int:
             return 0Xffff_ffff & (value << (3_2 - rotations)) | (value >> rotations)
class  SCREAMING_SNAKE_CASE__  (				unittest.TestCase			):
      def        SCREAMING_SNAKE_CASE							(       self				:       Optional[Any]     )		->			None:
             import hashlib

             a_					:		Union[str, Any]							=  bytes('Test String'     ,							'utf-8'     )
             self.assertEqual(SHAaaa(SCREAMING_SNAKE_CASE__     ).hash     ,							hashlib.shaaaa(SCREAMING_SNAKE_CASE__     ).hexdigest()     )







def        SCREAMING_SNAKE_CASE_						(			)	->		None:

       """simple docstring"""

       import doctest

       doctest.testmod()

       a_					:		Dict							=  argparse.ArgumentParser()
       parser.add_argument(
           '-s'  ,    '--string'  ,    dest='input_string'  ,    default='Hello World!! Welcome to Cryptography'  ,    help='Hash the string'  ,    )
       parser.add_argument(
           '-f'  ,    '--file'  ,    dest='input_file'  ,    help='Hash contents of a file'				)

       a_					:		Optional[int]							=  parser.parse_args()

       a_					:		List[Any]							=  args.input_string

       # hash input should be a bytestring
       if args.input_file:
              with open(args.input_file  ,    'rb'				) as f:
                     a_					:		Optional[Any]							=  f.read()
       else:
              a_					:		Optional[Any]							=  bytes(__A  ,    'utf-8'				)

       print(SHAaaa(__A				).hash				)


if __name__ == "__main__":
   main()






from __future__ import annotations

UpperCAmelCase_      : Tuple  					=       []







def        SCREAMING_SNAKE_CASE_						(			__A :			list[list[int]]  ,    __A :			int  ,    __A :			int				)	->		bool:

       """simple docstring"""

       for i in range(len(__A				)				):
              if board[row][i] == 1:
                     return False
       for i in range(len(__A				)				):
              if board[i][column] == 1:
                     return False
       for i, j in zip(range(__A  ,    -1  ,    -1				)  ,    range(__A  ,    -1  ,    -1				)				):
              if board[i][j] == 1:
                     return False
       for i, j in zip(range(__A  ,    -1  ,    -1				)  ,    range(__A  ,    len(__A				)				)				):
              if board[i][j] == 1:
                     return False
       return True







def        SCREAMING_SNAKE_CASE_						(			__A :			list[list[int]]  ,    __A :			int				)	->		bool:

       """simple docstring"""

       if row >= len(__A				):
              solution.append(__A				)
              printboard(__A				)
              print()
              return True
       for i in range(len(__A				)				):
              if is_safe(__A  ,    __A  ,    __A				):
                     a_					:		Any							=  1
                     solve(__A  ,    row + 1				)
                     a_					:		Tuple							=  0
       return False







def        SCREAMING_SNAKE_CASE_						(			__A :			list[list[int]]				)	->		None:

       """simple docstring"""

       for i in range(len(__A				)				):
              for j in range(len(__A				)				):
                     if board[i][j] == 1:
                            print('Q'  ,    end=' '				)
                     else:
                            print('.'  ,    end=' '				)
              print()


# n=int(input("The no. of queens"))
UpperCAmelCase_      : List[str]  					=       8
UpperCAmelCase_      : str  					=       [[0 for i in range(n)] for j in range(n)]
solve(board, 0)
print('The total no. of solutions are :', len(solution))


