$ ./sortEmployees input/infile1.dat input/infile2.dat result.dat

Reading File 1: input/infile1.dat

Name                 Salary
----                 ------
Turing, Alan         45000
Hopper, Grace        50000
Lovelace, Ada        43578
Babbage, Charles     70125

Reading File 2: input/infile2.dat

Name                 Salary
----                 ------
Soni, Ameet          150
Danner, Tex          85
Wicentowski, Rich    100000
Tyson, Neil deGrasse 850269

Result:

Name                 Salary
----                 ------
Babbage, Charles     70125
Danner, Tex          85
Hopper, Grace        50000
Lovelace, Ada        43578
Soni, Ameet          150
Turing, Alan         45000
Tyson, Neil deGrasse 850269
Wicentowski, Rich    100000

Number of total employees: 8
Average salary: 144900.88