The fourth character is a letter: either the letter n ifthe salesperson sells new cars or the letter u if the salesperson sells used cars. the fifthcharacter is also a letter: either the letter f if the salesperson is a full-time employee or theletter p if the salesperson is a part-time employee. create a program that allows the salesmanager to enter the id and the number of cars sold for as many salespeople as needed. use a sentinel value to stop the program. when the sales manager has finished enteringthe data, the program should display the total number of cars sold by each of the follow-ing four categories of employees: full-time employees, part-time employees, employeesselling new cars, and employees selling used cars. save, run, and test the program.