A modularised Scheduling programming base on 4 parameters
#Input file format
should be and should be stable sorted increasingly with arrival time, and same arrival
time rows should be sorted increasingly according to process id
#Output will be 4 text files
Each tex tfile will have following output : pid finish_time waiting_time turnaround_time
each file will be sorted in increasing process id
#Running from terminal
enter directory of file
python .py