




import itertools
import string
from collections.abc import Generator, Iterable



def 				_A  (		lowerCAmelCase_	:   Iterable[str]  ,							lowerCAmelCase_	:   int     ):
     """simple docstring"""

     lowerCAmelCase__            =					iter(lowerCAmelCase_     )
     while True:
          lowerCAmelCase__            =					tuple(itertools.islice(lowerCAmelCase_  ,							lowerCAmelCase_     )     )
          if not chunk:
               return
          yield chunk



def 				_A  (		lowerCAmelCase_	:   str     ):
     """simple docstring"""

     lowerCAmelCase__            =					"".join([c.upper() for c in dirty if c in string.ascii_letters]     )
     lowerCAmelCase__            =					""

     if len(lowerCAmelCase_     ) < 2:
          return dirty

     for i in range(len(lowerCAmelCase_     ) - 1     ):
          clean += dirty[i]

          if dirty[i] == dirty[i + 1]:
               clean += "X"

     clean += dirty[-1]

     if len(lowerCAmelCase_     ) & 1:
          clean += "X"

     return clean



def 				_A  (		lowerCAmelCase_	:   str     ):
     """simple docstring"""

     lowerCAmelCase__            =					"ABCDEFGHIKLMNOPQRSTUVWXYZ"
     # we're using a list instead of a '2d' array because it makes the math
     # for setting up the table and doing the actual encoding/decoding simpler
     lowerCAmelCase__            =					[]

     # copy key chars into the table if they are in `alphabet` ignoring duplicates
     for char in key.upper():
          if char not in table and char in alphabet:
               table.append(lowerCAmelCase_     )

    # fill the rest of the table in with the remaining alphabet chars
     for char in alphabet:
          if char not in table:
               table.append(lowerCAmelCase_     )

     return table



def 				_A  (		lowerCAmelCase_	:   str  ,							lowerCAmelCase_	:   str     ):
     """simple docstring"""

     lowerCAmelCase__            =					generate_table(lowerCAmelCase_     )
     lowerCAmelCase__            =					prepare_input(lowerCAmelCase_     )
     lowerCAmelCase__            =					""

     # https://en.wikipedia.org/wiki/Playfair_cipher#Description
     for chara, chara in chunker(lowerCAmelCase_  ,							2     ):
          lowerCAmelCase__      ,						lowerCAmelCase__            =					divmod(table.index(lowerCAmelCase_     )  ,							5     )
          lowerCAmelCase__      ,						lowerCAmelCase__            =					divmod(table.index(lowerCAmelCase_     )  ,							5     )

          if rowa == rowa:
               ciphertext += table[rowa * 5 + (cola + 1) % 5]
               ciphertext += table[rowa * 5 + (cola + 1) % 5]
          elif cola == cola:
               ciphertext += table[((rowa + 1) % 5) * 5 + cola]
               ciphertext += table[((rowa + 1) % 5) * 5 + cola]
          else:  # rectangle
               ciphertext += table[rowa * 5 + cola]
               ciphertext += table[rowa * 5 + cola]

     return ciphertext






def 				_A  (		lowerCAmelCase_	:   str  ,							lowerCAmelCase_	:   str     ):
     """simple docstring"""

     lowerCAmelCase__            =					generate_table(lowerCAmelCase_     )
     lowerCAmelCase__            =					""

     # https://en.wikipedia.org/wiki/Playfair_cipher#Description
     for chara, chara in chunker(lowerCAmelCase_  ,							2     ):
          lowerCAmelCase__      ,						lowerCAmelCase__            =					divmod(table.index(lowerCAmelCase_     )  ,							5     )
          lowerCAmelCase__      ,						lowerCAmelCase__            =					divmod(table.index(lowerCAmelCase_     )  ,							5     )

          if rowa == rowa:
               plaintext += table[rowa * 5 + (cola - 1) % 5]
               plaintext += table[rowa * 5 + (cola - 1) % 5]
          elif cola == cola:
               plaintext += table[((rowa - 1) % 5) * 5 + cola]
               plaintext += table[((rowa - 1) % 5) * 5 + cola]
          else:  # rectangle
               plaintext += table[rowa * 5 + cola]
               plaintext += table[rowa * 5 + cola]

     return plaintext







'''simple docstring'''

from __future__ import annotations





def 		UpperCamelCase							(				_lowerCamelCase   :   list[int]			):  # This function is recursive
    A__							=     len(_lowerCamelCase			)
    # If the array contains only one element, we return it (it's the stop condition of
    # recursion)
    if array_length <= 1:
        return array
        # Else
    A__							=     array[0]
    A__							=     False
    A__							=     1
    A__							=     []
    while not is_found and i < array_length:
        if array[i] < pivot:
            A__							=     True
            A__							=     [element for element in array[i:] if element >= array[i]]
            A__							=     longest_subsequence(_lowerCamelCase			)
            if len(_lowerCamelCase			) > len(_lowerCamelCase			):
                A__							=     temp_array
        else:
            i += 1

    A__							=     [element for element in array[1:] if element >= pivot]
    A__							=     [pivot, *longest_subsequence(_lowerCamelCase			)]
    if len(_lowerCamelCase			) > len(_lowerCamelCase			):
        return temp_array
    else:
        return longest_subseq


if __name__ == "__main__":
  import doctest

  doctest.testmod()



