Ornery Ternary

Do not use if for any of the below!

1. Write a function called isHot that returns the string 'Yes, it is indeed hot.' if the temperature is at or above 80, and the string 'No, it is not hot.' otherwise.

2. Write a function called helloThere that returns a short greeting given a name with more than 5 characters and a longer greeting given a name of 5 characters or fewer. The short greeting should be the string 'Hi' and the given name, separated by a comma and a space. The long greeting should be the string 'Hello' and the given name, separated by a comma and a space.

3. Write a function called goodbyeYou that, given a name, returns the string Goodbye followed by the name, with a comma and space in between. If no name is given, substitute the string 'stranger' for their name.