deanveloper · May 6, 2017 06:20
diff --git a/reverse-withcomments.bf b/reverse-withcomments.bf
 >+[                       loop (add 1 so the loop executes; keep #0 = 0)
  ,                       take input
  [->+>+<<]               copy into next two cells
  >>                      go to 2nd copy
  [-<<+>>]                move value to original cell; makes "origin" & "copy"
  <----- -----            subtract 10 from copy

  note: copy's value is not relevant; all that matters is that if it is 0
  (aka if the char was a newline) that it will break out of the loop!
  this means that we can overwrite the copy with the next character; allowing
  for the string to be stored neatly on the tape
 ]

 <         go to last inputted cell
 [.<]      keep outputting until the 0th cell is reached
diff --git a/reverse.bf b/reverse.bf
 >+[,[->+>+<<]>>[-<<+>>]<----------]<[.<]
	>+[ loop (add 1 so the loop executes; keep #0 = 0)
	, take input
	[->+>+<<] copy into next two cells
	>> go to 2nd copy
	[-<<+>>] move value to original cell; makes "origin" & "copy"
	<----- ----- subtract 10 from copy

	note: copy's value is not relevant; all that matters is that if it is 0
	(aka if the char was a newline) that it will break out of the loop!
	this means that we can overwrite the copy with the next character; allowing
	for the string to be stored neatly on the tape
	]

	< go to last inputted cell
	[.<] keep outputting until the 0th cell is reached