Session 4: Exercise
- Create a Class that represents a Contact. Contacts will have names and phone numbers. Take those values in via an initializer.
- Create a dial method on Contact that will output the name and number of the person being dialed.
Create a second class Phone to represent a phone. Implement:
- add_contact which will take in a name and number and place the number into a Hash by name (this has has keys which are name (a String) and values which are of type Contact)
- dial which takes in a name and finds the contact, calling dial on it once found.