

from __future__ import annotations



def   UpperCamelCase(   lowercase_				)      ->							list[int]:





  '''simple docstring'''





  snake_case_					= [0] * len(lowercase_				)
  for i in range(1     ,   len(lowercase_				)				):
    snake_case_					= duration_times[i - 1] + waiting_times[i - 1]
  return waiting_times



def   UpperCamelCase(   lowercase_     ,   lowercase_				)      ->							list[int]:





  '''simple docstring'''





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



def   UpperCamelCase(   lowercase_				)      ->							float:





  '''simple docstring'''





  return sum(lowercase_				) / len(lowercase_				)



def   UpperCamelCase(   lowercase_				)      ->							float:





  '''simple docstring'''





  return sum(lowercase_				) / len(lowercase_				)


if __name__ == "__main__":
    # process id's
    lowerCamelCase_					  =   [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
    lowerCamelCase_					  =   [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
    lowerCamelCase_					  =   calculate_waiting_times(duration_times)
    lowerCamelCase_					  =   calculate_turnaround_times(duration_times, waiting_times)

    # get the average times
    lowerCamelCase_					  =   calculate_average_waiting_time(waiting_times)
    lowerCamelCase_					  =   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}""")


def   UpperCamelCase(   lowercase_				)      ->							float:





  '''simple docstring'''





  return -num if num < 0 else num



def   UpperCamelCase(   lowercase_				)      ->							int:





  '''simple docstring'''





  if len(lowercase_				) == 0:
    raise ValueError("""abs_min() arg is an empty sequence"""				)
  snake_case_					= x[0]
  for i in x:
    if abs_val(lowercase_				) < abs_val(lowercase_				):
      snake_case_					= i
  return j



def   UpperCamelCase(   lowercase_				)      ->							int:





  '''simple docstring'''





  if len(lowercase_				) == 0:
    raise ValueError("""abs_max() arg is an empty sequence"""				)
  snake_case_					= x[0]
  for i in x:
    if abs(lowercase_				) > abs(lowercase_				):
      snake_case_					= i
  return j



def   UpperCamelCase(   lowercase_				)      ->							int:





  '''simple docstring'''





  if len(lowercase_				) == 0:
    raise ValueError("""abs_max_sort() arg is an empty sequence"""				)
  return sorted(lowercase_     ,   key=lowercase_				)[-1]



def   UpperCamelCase(   )      ->							List[Any]:





  '''simple docstring'''





  assert abs_val(0				) == 0
  assert abs_val(34				) == 34
  assert abs_val(-100000000000				) == 100000000000

  snake_case_					= [-3, -1, 2, -11]
  assert abs_max(lowercase_				) == -11
  assert abs_max_sort(lowercase_				) == -11
  assert abs_min(lowercase_				) == -1


if __name__ == "__main__":
    import doctest

    doctest.testmod()

    test_abs_val()
    print(abs_val(-34))  # --> 34