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January 22, 2012 04:40
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########################## | |
### | |
### Severely updated version! | |
### (now says "1 bottle" and | |
### contains no extra "0" verse) | |
### | |
########################## | |
### 99 Bottles of Beer ### | |
### coded in Brainfuck ### | |
### with explanations ### | |
########################## | |
# | |
# This Bottles of Beer program | |
# was written by Andrew Paczkowski | |
# Coder Alias: thepacz | |
# [email protected] | |
##### | |
> 0 in the zeroth cell | |
+++++++>++++++++++[<+++++>-] 57 in the first cell or "9" | |
+++++++>++++++++++[<+++++>-] 57 in second cell or "9" | |
++++++++++ 10 in third cell | |
>+++++++++ 9 in fourth cell | |
########################################## | |
### create ASCII chars in higher cells ### | |
########################################## | |
>>++++++++[<++++>-] " " | |
>++++++++++++++[<+++++++>-] b | |
+>+++++++++++[<++++++++++>-] o | |
++>+++++++++++++++++++[<++++++>-] t | |
++>+++++++++++++++++++[<++++++>-] t | |
>++++++++++++[<+++++++++>-] l | |
+>++++++++++[<++++++++++>-] e | |
+>+++++++++++++++++++[<++++++>-] s | |
>++++++++[<++++>-] " " | |
+>+++++++++++[<++++++++++>-] o | |
++>++++++++++[<++++++++++>-] f | |
>++++++++[<++++>-] " " | |
>++++++++++++++[<+++++++>-] b | |
+>++++++++++[<++++++++++>-] e | |
+>++++++++++[<++++++++++>-] e | |
>+++++++++++++++++++[<++++++>-] r | |
>++++++++[<++++>-] " " | |
+>+++++++++++[<++++++++++>-] o | |
>+++++++++++[<++++++++++>-] n | |
>++++++++[<++++>-] " " | |
++>+++++++++++++++++++[<++++++>-] t | |
++++>++++++++++[<++++++++++>-] h | |
+>++++++++++[<++++++++++>-] e | |
>++++++++[<++++>-] " " | |
++>+++++++++++++[<+++++++++>-] w | |
+>++++++++++++[<++++++++>-] a | |
>++++++++++++[<+++++++++>-] l | |
>++++++++++++[<+++++++++>-] l | |
>+++++[<++>-] LF | |
++>+++++++++++++++++++[<++++++>-] t | |
+>++++++++++++[<++++++++>-] a | |
+++>+++++++++++++[<++++++++>-] k | |
+>++++++++++[<++++++++++>-] e | |
>++++++++[<++++>-] " " | |
+>+++++++++++[<++++++++++>-] o | |
>+++++++++++[<++++++++++>-] n | |
+>++++++++++[<++++++++++>-] e | |
>++++++++[<++++>-] " " | |
>++++++++++[<++++++++++>-] d | |
+>+++++++++++[<++++++++++>-] o | |
++>+++++++++++++[<+++++++++>-] w | |
>+++++++++++[<++++++++++>-] n | |
>++++++++[<++++>-] " " | |
+>++++++++++++[<++++++++>-] a | |
>+++++++++++[<++++++++++>-] n | |
>++++++++++[<++++++++++>-] d | |
>++++++++[<++++>-] " " | |
++>+++++++++++[<++++++++++>-] p | |
+>++++++++++++[<++++++++>-] a | |
+>+++++++++++++++++++[<++++++>-] s | |
+>+++++++++++++++++++[<++++++>-] s | |
>++++++++[<++++>-] " " | |
+>+++++++++++++[<++++++++>-] i | |
++>+++++++++++++++++++[<++++++>-] t | |
>++++++++[<++++>-] " " | |
+>++++++++++++[<++++++++>-] a | |
>+++++++++++++++++++[<++++++>-] r | |
+>+++++++++++[<++++++++++>-] o | |
>+++++++++++++[<+++++++++>-] u | |
>+++++++++++[<++++++++++>-] n | |
>++++++++++[<++++++++++>-] d | |
>+++++[<++>-] LF | |
+++++++++++++ CR | |
[<]>>>> go back to fourth cell | |
################################# | |
### initiate the display loop ### | |
################################# | |
[ loop | |
< back to cell 3 | |
[ loop | |
[>]<< go to last cell and back to LF | |
.. output 2 newlines | |
[<]> go to first cell | |
################################### | |
#### begin display of characters### | |
################################### | |
# | |
#.>.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#X X b o t t l e s o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l N | |
#[<]> go to first cell | |
#.>.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>>>>>>>>>>>>>.> | |
#X X b o t t l e s o f b e e r N | |
#.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#t a k e o n e d o w n a n d p a s s | |
#.>.>.>.>.>.>.>.>.>. | |
#i t a r o u n d N | |
##### | |
[<]>> go to cell 2 | |
- subtract 1 from cell 2 | |
< go to cell 1 | |
######################## | |
### display last line ## | |
######################## | |
# | |
#.>.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#X X b o t t l e s o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l | |
##### | |
[<]>>>- go to cell 3/subtract 1 | |
] end loop when cell 3 is 0 | |
++++++++++ add 10 to cell 3 | |
<++++++++++ back to cell 2/add 10 | |
<- back to cell 1/subtract 1 | |
[>]<. go to last line/carriage return | |
[<]> go to first line | |
######################## | |
### correct last line ## | |
######################## | |
# | |
#.>.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#X X b o t t l e s o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l | |
##### | |
[<]>>>>- go to cell 4/subtract 1 | |
] end loop when cell 4 is 0 | |
############################################################## | |
### By this point verses 99\10 are displayed but to work ### | |
### with the lower numbered verses in a more readable way ### | |
### we initiate a new loop for verses 9{CODE} that will not ### | |
### use the fourth cell at all ### | |
############################################################## | |
+ add 1 to cell four (to keep it non\zero) | |
<-- back to cell 3/subtract 2 | |
[ loop | |
[>]<< go to last cell and back to LF | |
.. output 2 newlines | |
[<]> go to first cell | |
################################### | |
#### begin display of characters### | |
################################### | |
# | |
#>.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
# X b o t t l e s o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l N | |
#[<]> go to first cell | |
#>.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>>>>>>>>>>>>>.> | |
# X b o t t l e s o f b e e r N | |
#.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#t a k e o n e d o w n a n d p a s s | |
#.>.>.>.>.>.>.>.>.>. | |
#i t a r o u n d N | |
##### | |
[<]>> go to cell 2 | |
- subtract 1 from cell 2 | |
######################## | |
### display last line ## | |
######################## | |
# | |
#.>>>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#X b o t t l e s o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l | |
##### | |
[<]>>>- go to cell 3/subtract 1 | |
] end loop when cell 3 is 0 | |
+ add 1 to cell 3 to keep it non\zero | |
[>]<. go to last line/carriage return | |
[<]> go to first line | |
######################## | |
### correct last line ## | |
######################## | |
# | |
#>.>>>.>.>.>.>.>.>.>>.>.>.>.>.>.>.>.>.> | |
# X b o t t l e o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>.<<<<. | |
#o n t h e w a l l | |
##### | |
[>]<< go to last cell and back to LF | |
.. output 2 newlines | |
[<]> go to first line | |
######################### | |
### the final verse ## | |
######################### | |
# | |
#>.>>>.>.>.>.>.>.>.>>.>.>.>.>.>.>.>.>.> | |
# X b o t t l e o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l N | |
#[<]> go to first cell | |
#>.>>>.>.>.>.>.>.>.>>.>.>.>.>.>.>.>.>>>>>>>>>>>>>.> | |
# X b o t t l e o f b e e r N | |
#.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
#t a k e o n e d o w n a n d p a s s | |
#.>.>.>.>.>.>.>.>.>. | |
#i t a r o u n d N | |
#[>]< go to last line | |
#<<<.<<.<<<. | |
# n o | |
#[<]>>>> go to fourth cell | |
#>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.>.> | |
# b o t t l e s o f b e e r | |
#.>.>.>.>.>.>.>.>.>.>.>. | |
#o n t h e w a l l N | |
#####fin## |
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