Vintage Computing Christmas Challenge 2023

Author: phigan
Category: Christmas Challenge
System:   Mutiny:Community BBS
Language: Mutant BASIC
Len source code: 199 bytes
Len exe file:    N/A
Len code only:   N/A
Instructions:
1) Log into Community BBS at mutinybbs.com:2300
   - Registration is simple it just needs a handle and a password
2) As a new user you're prompted whether you would prefer to go to the main menu or the chat rooms (the main area)
   - For the purposes of running this program, choose main menu
3) From the main menu press G for games
   - This will list all users' published games, one of them is mine (phigan's Xmas Challenge 2023, filename/path: "users/Phigan/xmas.bas"
4) Type in the number of that "game" to run it
   - The OS messages stop at "program loaded", the program's output follows, and the OS messages start again with "Program run complete..."
Description:
1) Sets up unique lines in figure
2) Loops back and forth displaying the lines until complete
Comments:
1) This is super cheese but doesn't use many bytes!