Write programs that read a line of input as a string and print a. Only the uppercase letters in the string. b. Every second letter of the string. c. The string, with all vowels replaced by an underscore. d. The number of vowels in the string. e. The positions of all vowels in the string.

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).