





import builtins
import sys

from ...utils.imports import _is_package_available
from . import cursor, input
from .helpers import Direction, clear_line, forceWrite, linebreak, move_cursor, reset_cursor, writeColor
from .keymap import KEYMAP


__A     =    False
try:
     __A     =    _is_package_available("google.colab")
except ModuleNotFoundError:
     pass



@input.register
class        _SCREAMING_SNAKE_CASE						:







 '''simple docstring'''

 def __init__(self    :       str	,			UpperCAmelCase_    :       str = None	,			UpperCAmelCase_    :       list = [])	->Optional[Any]:



   '''simple docstring'''



   lowerCamelCase__:				Union[str, Any]        =0
   lowerCamelCase__:				Dict        =choices
   lowerCamelCase__:				Union[str, Any]        =prompt
   if sys.platform == "win32":
     lowerCamelCase__:				Optional[Any]        ="*"
   else:
     lowerCamelCase__:				int        ="➔ "

 def 							SCREAMING_SNAKE_CASE_ (self    :       str	,			UpperCAmelCase_    :       Union[str, Any]	,			UpperCAmelCase_    :       str = "")	->Any:



   '''simple docstring'''



   if sys.platform != "win32":
     writeColor(self.choices[index]	,			32	,			UpperCAmelCase_)
   else:
     forceWrite(self.choices[index]	,			UpperCAmelCase_)

 def 							SCREAMING_SNAKE_CASE_ (self    :       Dict	,			UpperCAmelCase_    :       int)	->Optional[int]:



   '''simple docstring'''



   if index == self.position:
     forceWrite(F""" {self.arrow_char} """)
     self.write_choice(UpperCAmelCase_)
   else:
     forceWrite(F"""    {self.choices[index]}""")
   reset_cursor()

 def 							SCREAMING_SNAKE_CASE_ (self    :       Any	,			UpperCAmelCase_    :       Direction	,			UpperCAmelCase_    :       int = 1)	->Any:



   '''simple docstring'''



   lowerCamelCase__:				Optional[int]        =self.position
   if direction == Direction.DOWN:
     if self.position + 1 >= len(self.choices):
       return
     self.position += num_spaces
   else:
     if self.position - 1 < 0:
       return
     self.position -= num_spaces
   clear_line()
   self.print_choice(UpperCAmelCase_)
   move_cursor(UpperCAmelCase_	,			direction.name)
   self.print_choice(self.position)

 @input.mark(KEYMAP["up"])
 def 							SCREAMING_SNAKE_CASE_ (self    :       List[Any])	->str:



   '''simple docstring'''



   self.move_direction(Direction.UP)

 @input.mark(KEYMAP["down"])
 def 							SCREAMING_SNAKE_CASE_ (self    :       str)	->str:



   '''simple docstring'''



   self.move_direction(Direction.DOWN)

 @input.mark(KEYMAP["newline"])
 def 							SCREAMING_SNAKE_CASE_ (self    :       int)	->int:



   '''simple docstring'''



   move_cursor(len(self.choices) - self.position	,			"DOWN")
   return self.position

 @input.mark(KEYMAP["interrupt"])
 def 							SCREAMING_SNAKE_CASE_ (self    :       Any)	->Tuple:



   '''simple docstring'''



   move_cursor(len(self.choices) - self.position	,			"DOWN")
   raise KeyboardInterrupt

 @input.mark_multiple(*[KEYMAP[str(UpperCAmelCase_)] for number in range(10)])
 def 							SCREAMING_SNAKE_CASE_ (self    :       str)	->str:



   '''simple docstring'''



   lowerCamelCase__:				str        =int(chr(self.current_selection))
   lowerCamelCase__:				Optional[int]        =index - self.position
   if index == self.position:
     return
   if index < len(self.choices):
     if self.position > index:
       self.move_direction(Direction.UP	,			-movement)
     elif self.position < index:
       self.move_direction(Direction.DOWN	,			UpperCAmelCase_)
     else:
       return
   else:
     return







 def 							SCREAMING_SNAKE_CASE_ (self    :       List[str]	,			UpperCAmelCase_    :       int = 0)	->Union[str, Any]:



   '''simple docstring'''



   if self.prompt:
     linebreak()
     forceWrite(self.prompt	,			"\n")
     if in_colab:
       forceWrite("Please input a choice index (starting from 0), and press enter"	,			"\n")
     else:
       forceWrite("Please select a choice using the arrow or number keys, and selecting with enter"	,			"\n")
   lowerCamelCase__:				Dict        =default_choice
   for i in range(len(self.choices)):
     self.print_choice(UpperCAmelCase_)
     forceWrite("\n")
   move_cursor(len(self.choices) - self.position	,			"UP")
   with cursor.hide():
     while True:
       if in_colab:
         try:
           lowerCamelCase__:				Optional[Any]        =int(builtins.input())
         except ValueError:
           lowerCamelCase__:				Optional[Any]        =default_choice
       else:
         lowerCamelCase__:				List[Any]        =self.handle_input()
       if choice is not None:
         reset_cursor()
         for _ in range(len(self.choices) + 1):
           move_cursor(1	,			"UP")
           clear_line()
         self.write_choice(UpperCAmelCase_	,			"\n")
         return choice








def 					lowerCAmelCase_			(	__a     ,   __a		)					->		Tuple:







  """simple docstring"""





  assert x is not None
  assert y is not None

  lowerCamelCase__:				Any        =len(__a		)
  lowerCamelCase__:				int        =len(__a		)

  # declaring the array for storing the dp values
  lowerCamelCase__:				List[Any]        =[[0] * (n + 1) for _ in range(m + 1		)]  # noqa: E741

  for i in range(1     ,   m + 1		):
    for j in range(1     ,   n + 1		):
      lowerCamelCase__:				str        =1 if x[i - 1] == y[j - 1] else 0

      lowerCamelCase__:				str        =max(l[i - 1][j]     ,   l[i][j - 1]     ,   l[i - 1][j - 1] + match		)

  lowerCamelCase__:				Any        =""
  lowerCamelCase__  , lowerCamelCase__:				str        =m, n
  while i > 0 and j > 0:
    lowerCamelCase__:				Union[str, Any]        =1 if x[i - 1] == y[j - 1] else 0

    if l[i][j] == l[i - 1][j - 1] + match:
      if match == 1:
        lowerCamelCase__:				Any        =x[i - 1] + seq
      i -= 1
      j -= 1
    elif l[i][j] == l[i - 1][j]:
      i -= 1
    else:
      j -= 1

  return l[m][n], seq


if __name__ == "__main__":
     __A     =    "AGGTAB"
     __A     =    "GXTXAYB"
     __A     =    4
     __A     =    "GTAB"

     __A ,     __A     =    longest_common_subsequence(a, b)
     print("len =", ln, ", sub-sequence =", subseq)
     import doctest

     doctest.testmod()

