



"""simple docstring"""
import enum
import shutil
import sys


__a    ,     __a      =				shutil.get_terminal_size()

__a      =				{"UP": "A", "DOWN": "B", "RIGHT": "C", "LEFT": "D"}
class 				lowerCamelCase  (			enum.Enum				):






					'''simple docstring'''





					_A		:			Dict						=     0
					_A		:			str						=     1

def    A_  (			_lowercase,					_lowercase=""	):







						'''simple docstring'''


						sys.stdout.write(str(_lowercase	) + end	)
						sys.stdout.flush()
def    A_  (			_lowercase,					_lowercase,					_lowercase=""	):







						'''simple docstring'''


						forceWrite(f"""\u001b[{color}m{content}\u001b[0m""",					_lowercase	)
def    A_  (			):







						'''simple docstring'''


						forceWrite("""\r"""	)
def    A_  (			_lowercase,					_lowercase	):







						'''simple docstring'''


						forceWrite(f"""\033[{num_lines}{CURSOR_TO_CHAR[direction.upper()]}"""	)
def    A_  (			):







						'''simple docstring'''


						forceWrite(""" """ * TERMINAL_WIDTH	)
						reset_cursor()

def    A_  (			):







						'''simple docstring'''


						reset_cursor()
						forceWrite("""-""" * TERMINAL_WIDTH	)





"""simple docstring"""
from __future__ import annotations

from collections import Counter
from random import random
class 				lowerCamelCase  :






					'''simple docstring'''





					def __init__(       self:							Tuple						)   ->	Optional[Any]:
											snake_case_ :Optional[int]						=			{}






					def    lowerCAmelCase_				(       self:							Dict						,     snake_case:							str						)   ->	None:
											snake_case_ :str						=			{}






					def    lowerCAmelCase_				(       self:							Optional[int]						,     snake_case:							str						,     snake_case:							str						,     snake_case:							float						)   ->	None:
											if nodea not in self.connections:
																	self.add_node(snake_case						)
											if nodea not in self.connections:
																	self.add_node(snake_case						)
											snake_case_ :Dict						=			probability






					def    lowerCAmelCase_				(       self:							List[Any]						)   ->	list[str]:
											return list(self.connections						)






					def    lowerCAmelCase_				(       self:							Any						,     snake_case:							str						)   ->	str:
											snake_case_ :Optional[Any]						=			0
											snake_case_ :List[str]						=			random()

											for dest in self.connections[node]:
																	current_probability += self.connections[node][dest]
																	if current_probability > random_value:
																							return dest
											return ""

def    A_  (			_lowercase,					_lowercase,					_lowercase	):







						'''simple docstring'''


						snake_case_ :List[str]						=			MarkovChainGraphUndirectedUnweighted()

						for nodea, nodea, probability in transitions:
												graph.add_transition_probability(_lowercase,					_lowercase,					_lowercase	)

						snake_case_ :int						=			Counter(graph.get_nodes()	)
						snake_case_ :Optional[Any]						=			start

						for _ in range(_lowercase	):
												snake_case_ :Tuple						=			graph.transition(_lowercase	)
												visited[node] += 1

						return visited


if __name__ == "__main__":
						import doctest

						doctest.testmod()
