






from __future__ import annotations

import time

import numpy as np

__UpperCAmelCase							:   Dict							=  [8, 5, 9, 7]
__UpperCAmelCase							:   List[Any]							=  [
    [2, 0, 1, 1],
    [0, 1, 2, 1],
    [4, 0, 0, 3],
    [0, 2, 1, 0],
    [1, 0, 3, 0],
]
__UpperCAmelCase							:   Any							=  [
    [3, 2, 1, 4],
    [0, 2, 5, 2],
    [5, 1, 0, 5],
    [1, 5, 3, 0],
    [3, 0, 3, 3],
]


class 					_snake_case						:






	def __init__(		self					,UpperCamelCase					,UpperCamelCase					,UpperCamelCase					,)						->    None:
					snake_case__      :Optional[int]         =   claim_vector
					snake_case__      :Any         =   allocated_resources_table
					snake_case__      :Dict         =   maximum_claim_table






	def    lowerCAmelCase_							(		self       )						->    list[int]:
					return [
					    sum(p_item[i] for p_item in self.__allocated_resources_table       )
					    for i in range(len(self.__allocated_resources_table[0]       )       )
					]






	def    lowerCAmelCase_							(		self       )						->    list[int]:
					return np.array(self.__claim_vector       ) - np.array(
					    self.__processes_resource_summation()       )






	def    lowerCAmelCase_							(		self       )						->    list[list[int]]:
					return [
					    list(np.array(self.__maximum_claim_table[i]       ) - np.array(UpperCamelCase       )       )
					    for i, allocated_resource in enumerate(self.__allocated_resources_table       )
					]






	def    lowerCAmelCase_							(		self       )						->    dict[int, list[int]]:
					return {self.__need().index(UpperCamelCase       ): i for i in self.__need()}






	def    lowerCAmelCase_							(		self					,**UpperCamelCase       )						->    None:
					snake_case__      :Optional[Any]         =   self.__need()
					snake_case__      :Any         =   self.__allocated_resources_table
					snake_case__      :Optional[int]         =   self.__available_resources()
					snake_case__      :Dict         =   self.__need_index_manager()
					for kw, val in kwargs.items():
									if kw and val is True:
													self.__pretty_data()
					print("_" * 50 + "\n"       )
					while need_list:
									snake_case__      :int         =   False
									for each_need in need_list:
													snake_case__      :int         =   True
													for index, need in enumerate(UpperCamelCase       ):
																	if need > available_resources[index]:
																					snake_case__      :Tuple         =   False
																					break
													if execution:
																	snake_case__      :List[Any]         =   True
																	# get the original index of the process from ind_ctrl db
																	for original_need_index, need_clone in need_index_manager.items():
																					if each_need == need_clone:
																									snake_case__      :Any         =   original_need_index
																	print(f'Process {process_number + 1} is executing.'       )
																	# remove the process run from stack
																	need_list.remove(UpperCamelCase       )
																	# update available/freed resources stack
																	snake_case__      :List[str]         =   np.array(UpperCamelCase       ) + np.array(
																	    alloc_resources_table[process_number]       )
																	print(
																	    "Updated available resource stack for processes: "
																	    + " ".join([str(UpperCamelCase       ) for x in available_resources]       )       )
																	break
									if safe:
													print("The process is in a safe state.\n"       )
									else:
													print("System in unsafe state. Aborting...\n"       )
													break






	def    lowerCAmelCase_							(		self       )						->    List[Any]:
					print(" " * 9 + "Allocated Resource Table"       )
					for item in self.__allocated_resources_table:
									print(
									    f'P{self.__allocated_resources_table.index(UpperCamelCase       ) + 1}'
									    + " ".join(f'{it:>8}' for it in item       )
									    + "\n"       )
					print(" " * 9 + "System Resource Table"       )
					for item in self.__maximum_claim_table:
									print(
									    f'P{self.__maximum_claim_table.index(UpperCamelCase       ) + 1}'
									    + " ".join(f'{it:>8}' for it in item       )
									    + "\n"       )
					print(
					    "Current Usage by Active Processes: "
					    + " ".join(str(UpperCamelCase       ) for x in self.__claim_vector       )       )
					print(
					    "Initial Available Resources:       "
					    + " ".join(str(UpperCamelCase       ) for x in self.__available_resources()       )       )
					time.sleep(1       )


if __name__ == "__main__":
	import doctest

	doctest.testmod()







from __future__ import annotations





def 					lowercase_ (    __snake_case     :							list      )     -> float:





				'''simple docstring'''


				if not nums:
								raise ValueError("List is empty"      )
				return sum(__snake_case      ) / len(__snake_case      )


if __name__ == "__main__":
	import doctest

	doctest.testmod()