Brafunge

Brafunge is a cell-based language inspired by brainfuck and Befunge.

Commands

Commands	Description
>	Move the pointer to right.
<	Move the pointer to left.
+	Increment the memory cell at the pointer.
-	Decrement the memory cell at the pointer.
.	Output the character signified by the cell at the pointer.
!	Output the current cell value as integer.
,	Input a character and store it in the cell at the pointer.
&	Input integer and store it in the cell at the pointer.
_	Horizontal IF: if the current cell value is 0, go right; else go left
|	Vertical IF: if the current cell value is 0, go down; else go up
)	PC direction right
(	PC direction left
^	PC direction up
v	PC direction down
?	Random direction
/ \	Mirror
#	Bridge
@	Set the pointer to the current cell value.
*	Quit
[int]	Set the value of the cell at the pointer to [int].
'[char]	Set the value of the cell at the pointer to the ASCII code of [char]
others	Nop

Examples

Hello, world!

72.101.108.108.111.44.32.119.111.114.108.100.33.*

Fibonacci Numbers

v        )>+> v
)1)!<10.>|-<<+(
  ^     >(

Cat Program

The following adduces a character-based cat program arrested in an olamic procession:

),.v
^  (

Truth-Machine

A truth-machine shall limn the following program's patefaction:

&v)!v
 )|^(
  !
  *

Interpreter

• Common Lisp implementation of the Brafunge programming language.