Factory Payroll Calculator

• A program to track factory worker payroll from 8 AM to 5 PM, with one hour lunch break at 12 noon. • Workers are paid by hour. • Use pipe, standard I/O, file I/O, fork , exec , and interprocess communication, or threads. • Program input from stdin): • a list of factory worker IDs separated by spaces, ended by a new line. For example, • 12345 23456, 34567, <etc>. • a list every 30 minutes, from 8:00 to 17:00, except at 12:30 PM. • format: date, Wme and followed by worker IDs separated by spaces, all in one line. For example, • 6/14/2015 8:00 12345 23456 … <etc>. IDs may not be sorted. • Program output to stdout): • hourly pay list from 9:00 to 12:00 and 14:00 to 17:00. Same format as input, but must sort the employee IDs. • two halfVhour work can earn oneVhour pay at the hour mark of the 2nd halfVhour. • daily total at the end of the day, a list of column separated employ ID and hours. • format: date ID:hour pairs, in one line, sorted by employee ID. For example, • 6/14/2015 12345:8 23456:3 34567:0 … <etc>. • Your program must spawn a child process to tally up the daily pay. • Your program will be checked by running this command: • compileyourprogram; ./yourprogram < inputfile > outputfile; diff outputfile submieedoutputfile