You will be given a dictionary with various products and their respective prices. Return a list of the products with a minimum price of 500 in descending order.
pricey_prod({"Computer" : 600, "TV" : 800, "Radio" : 50}) ➞ ["TV", "Computer"]
pricey_prod({"Bike1" : 510, "Bike2" : 401, "Bike3" : 501}) ➞ ["Bike1", "Bike3"]
pricey_prod({"Loafers" : 50, "Vans" : 10, "Crocs" : 20}) ➞ []
N/A