;-)) Probably need to copy save some examples or write a program to be able to run anything.
The files looked for end with *BNB.txt
Attached is a bunch of my test files in zip. Examples until you can figure out how to write your own.
As you can see from screen shot all three of these Windows have a File menu! Load a file for the B interpreter from the running B interpreter program, the one with biggest print.
PS Hey! First time I tried LBB in couple of years, worked right out of the box!
PPS LBB lists Edit menu first and THEN Files menu, probably because Edit is built in when use a TextEdit control.
PPPS I was going to say my .bas extension name is registered for SmallBASIC so I write .txt Just Basic program files but you did figure that out because you got the B Interpreter loaded in LBB.