




from statistics import mean

import numpy as np







def lowerCamelCase__       (      _lowercase			,						_lowercase			,						_lowercase			,						_lowercase				) ->    int:

     '''simple docstring'''


     UpperCAmelCase_      :							Optional[Any]       =      0
     # Number of processes finished
     UpperCAmelCase_      :							List[Any]       =      0
     # Displays the finished process.
     # If it is 0, the performance is completed if it is 1, before the performance.
     UpperCAmelCase_      :							List[Any]       =      [0] * no_of_process
     # List to include calculation results
     UpperCAmelCase_      :							Union[str, Any]       =      [0] * no_of_process

     # Sort by arrival time.
     UpperCAmelCase_      :							List[str]       =      [burst_time[i] for i in np.argsort(lowerCamelCase__				)]
     UpperCAmelCase_      :							int       =      [process_name[i] for i in np.argsort(lowerCamelCase__				)]
     arrival_time.sort()

     while no_of_process > finished_process_count:
          UpperCAmelCase_      :							Optional[int]       =      0
          while finished_process[i] == 1:
               i += 1
          if current_time < arrival_time[i]:
               UpperCAmelCase_      :							Union[str, Any]       =      arrival_time[i]

          UpperCAmelCase_      :							List[Any]       =      0
          # Index showing the location of the process being performed
          UpperCAmelCase_      :							str       =      0
          # Saves the current response ratio.
          UpperCAmelCase_      :							str       =      0
          for i in range(0			,						lowerCamelCase__				):
               if finished_process[i] == 0 and arrival_time[i] <= current_time:
                    UpperCAmelCase_      :							str       =      (burst_time[i] + (current_time - arrival_time[i])) / burst_time[
                        i
                    ]
               if response_ratio < temp:
                    UpperCAmelCase_      :							Tuple       =      temp
                    UpperCAmelCase_      :							List[Any]       =      i

        # Calculate the turn around time
          UpperCAmelCase_      :							List[Any]       =      current_time + burst_time[loc] - arrival_time[loc]
          current_time += burst_time[loc]
          # Indicates that the process has been performed.
          UpperCAmelCase_      :							Dict       =      1
          # Increase finished_process_count by 1
          finished_process_count += 1

     return turn_around_time







def lowerCamelCase__       (      _lowercase			,						_lowercase			,						_lowercase			,						_lowercase				) ->    Any:

     '''simple docstring'''


     UpperCAmelCase_      :							Optional[Any]       =      [0] * no_of_process
     for i in range(0			,						lowerCamelCase__				):
          UpperCAmelCase_      :							Tuple       =      turn_around_time[i] - burst_time[i]
     return waiting_time


if __name__ == "__main__":
     __a          =			5
     __a          =			['A', 'B', 'C', 'D', 'E']
     __a          =			[1, 2, 3, 4, 5]
     __a          =			[1, 2, 3, 4, 5]

     __a          =			calculate_turn_around_time(
         process_name, arrival_time, burst_time, no_of_process
     )
     __a          =			calculate_waiting_time(
         process_name, turn_around_time, burst_time, no_of_process
     )

     print('Process name \tArrival time \tBurst time \tTurn around time \tWaiting time')
     for i in range(0, no_of_process):
          print(
              F"""{process_name[i]}\t\t{arrival_time[i]}\t\t{burst_time[i]}\t\t"""
              F"""{turn_around_time[i]}\t\t\t{waiting_time[i]}"""
          )

     print(F"""average waiting time : {mean(waiting_time):.5f}""")
     print(F"""average turn around time : {mean(turn_around_time):.5f}""")





from math import ceil







def lowerCamelCase__       (      _lowercase = 1001				):

     '''simple docstring'''


     UpperCAmelCase_      :							Optional[Any]       =      1

     for i in range(1			,						int(ceil(n / 2.0				)				)				):
          UpperCAmelCase_      :							List[Any]       =      2 * i + 1
          UpperCAmelCase_      :							Optional[int]       =      2 * i
          UpperCAmelCase_      :							Any       =      total + 4 * odd**2 - 6 * even

     return total


if __name__ == "__main__":
     import sys

     if len(sys.argv) == 1:
          print(solution())
     else:
          try:
               __a          =			int(sys.argv[1])
               print(solution(n))
          except ValueError:
               print('Invalid entry - please enter a number')