Write a python program called fun that has a function that accpet a parameter n. the function then recursively computes the sum of numbers from 1 to n and returns that value. print the return value of calling that function with an n of your choice. do not use user input, only pick a value.

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).