A university posts its employees’ salaries at http://cs.armstrong.edu/liang/data/Salary.txt. Each line in the file consists of a faculty member’s first name, last name, rank, and salary (see Programming Exercise 12.24). Write a program to display the total salary for assistant professors, associate professors, full professors, and all faculty, respectively, and display the average salary for assistant professors, associate professors, full professors, and all faculty, respectively.

Data from in exercise 12.24

Create a data file with 1,000 lines. Each line in the file consists of a faculty member’s first name, last name, rank, and salary. The faculty member’s first name and last name for the ith line are FirstNamei and LastNamei. The rank is randomly generated as assistant, associate, and full. The salary is randomly generated as a number with two digits after the decimal point. The salary for an assistant professor should be in the range from 50,000 to 80,000, for associate professor from 60,000 to 110,000, and for full professor from 75,000 to 130,000. Save the file in Salary.txt. Here are some sample data:
FirstName1 LastName1 assistant 60055.95
FirstName2 LastName2 associate 81112.45
. . .
FirstName1000 LastName1000 full 92255.21