Write a Playground file in Swift to 1. Create a dictionary for at least five products, in which each key is a product name (e.g., Stawberry Icecream) and each value includes the price of the corresponding product. 2. Print out the following results: lowestPrice: write program to finds and prints the name and price of the product that has the lowest price among all given products (Manually finding the lowest does not count). highestPrice: write program to finds and prints the name and price of the product that has the highest price among all given products (Manually finding the lowest does not count. averagePrice: prints the average price of all the product