Rank everything app

Show ready screen with input box
prompts user for name of list
maintain a list of all the items in ranked order
repeat the following until user inputs “DONE”:
- once name is given, prompts user for first item
- initially keep the best item as the first and the worst item as the last
- repeat the following steps until best item is the same as worst item:
  - ask the user if the item is better or worse than the middle of best and worst;
  - if it is better, worst becomes the middle
  - if not, best becomes the middle
- add the new element to the location that has been found
after it is over, show all the elements in sorted order with numbers for the rankings
maybe also have settings for music, backgrounds, and themes