circfruit_PC_elisp_505b_vc3-2024.zip Author: circfruit Category: Christmas Challenge System: PC Language: elips Len source code: 505 bytes Len exe file: n/a Len code only: 505 bytes Instructions: 1. Get a DosBox emulator and mount the folder DEMACS/ as a drive (e.g mount c ~/Downloads/demacs) 2. Got to the mounted drive and run START.BAT 3. This should start EMACS 18.55 (from year 1991) with preloaded elisp challenge script 4. Scroll to the end of the script with Ctrl-n (press as many times as needed) 5. Pres Alt+x, type `eval-current-buffer` (wihout the quites) and press Enter 6. The result of the script should be printed below the script itself Comments: I was plannig to use even older lisp (p-lisp for apple2) but the lack of proper editor discouraged me (after 1 day struggle)