



from __future__ import annotations







def       lowerCamelCase_  (    _a       :						list[int]    ):



    '''simple docstring'''




    UpperCAmelCase_     :       Dict  		=					[0] * len(_a    )
    for i in range(1   ,		len(_a    )    ):
        UpperCAmelCase_     :       Any  		=					duration_times[i - 1] + waiting_times[i - 1]
    return waiting_times







def       lowerCamelCase_  (    _a       :						list[int]   ,		_a       :						list[int]    ):



    '''simple docstring'''




    return [
        duration_time + waiting_times[i]
        for i, duration_time in enumerate(_a    )
    ]







def       lowerCamelCase_  (    _a       :						list[int]    ):



    '''simple docstring'''




    return sum(_a    ) / len(_a    )







def       lowerCamelCase_  (    _a       :						list[int]    ):



    '''simple docstring'''




    return sum(_a    ) / len(_a    )


if __name__ == "__main__":
      # process id's
      UpperCamelCase_									=   [1, 2, 3]

      # ensure that we actually have processes
      if len(processes) == 0:
            print('''Zero amount of processes''')
            raise SystemExit(0)

      # duration time of all processes
      UpperCamelCase_									=   [19, 8, 9]

      # ensure we can match each id to a duration time
      if len(duration_times) != len(processes):
            print('''Unable to match all id\'s with their duration time''')
            raise SystemExit(0)

      # get the waiting times and the turnaround times
      UpperCamelCase_									=   calculate_waiting_times(duration_times)
      UpperCamelCase_									=   calculate_turnaround_times(duration_times, waiting_times)

      # get the average times
      UpperCamelCase_									=   calculate_average_waiting_time(waiting_times)
      UpperCamelCase_									=   calculate_average_turnaround_time(turnaround_times)

      # print all the results
      print('''Process ID\tDuration Time\tWaiting Time\tTurnaround Time''')
      for i, process in enumerate(processes):
            print(
                F"{process}\t\t{duration_times[i]}\t\t{waiting_times[i]}\t\t"
                F"{turnaround_times[i]}"
            )
      print(F"Average waiting time = {average_waiting_time}")
      print(F"Average turn around time = {average_turnaround_time}")






import decimal







def       _a (		):
					__lowerCAmelCase							  =			0
					__lowerCAmelCase							  =			decimal.Context(prec=1_05	)
					for i in range(2 , 1_00	):
										__lowerCAmelCase							  =			decimal.Decimal(SCREAMING_SNAKE_CASE_	)
										__lowerCAmelCase							  =			number.sqrt(SCREAMING_SNAKE_CASE_	)
										if len(str(SCREAMING_SNAKE_CASE_	)	) > 1:
															answer += int(str(SCREAMING_SNAKE_CASE_	)[0]	)
															__lowerCAmelCase							  =			str(SCREAMING_SNAKE_CASE_	)[2:1_01]
															answer += sum(int(SCREAMING_SNAKE_CASE_	) for x in sqrt_number_str	)
					return answer


if __name__ == "__main__":
					import doctest

					doctest.testmod()
					print(f'''{solution() = }''')




