Write a function named greet$\_$and$\_$assign that takes two arguments: name and department.

Provide the default value for department as "Computer Science". The function should print $"$Hi

$[$name$],$ Your assigned Department is $[$department$]"$ with the provided or default values. Call

this function in your code as follows:

#write code to get the name from the user

greet$\_$and$\_$assign$($name$)$

#write code to get the name and the department from the user

greet$\_$and$\_$assign$($name$,$ department$)$