summaryrefslogtreecommitdiffhomepage
path: root/brainfuck.html.markdown
diff options
context:
space:
mode:
authorMathias Bynens <mathias@qiwi.be>2013-09-04 10:24:15 +0200
committerMathias Bynens <mathias@qiwi.be>2013-09-04 10:24:15 +0200
commitd3ccd75c999d68a68fe82a61d1cb871b4d99a6e3 (patch)
tree214603783a8c094afee14fb8a83d6e2c85d09bf5 /brainfuck.html.markdown
parent412b312c45ccb8922f92c4ee364819fb0add7734 (diff)
brainfuck: A few corrections
Diffstat (limited to 'brainfuck.html.markdown')
-rw-r--r--brainfuck.html.markdown32
1 files changed, 15 insertions, 17 deletions
diff --git a/brainfuck.html.markdown b/brainfuck.html.markdown
index 2b7ce4db..9282381f 100644
--- a/brainfuck.html.markdown
+++ b/brainfuck.html.markdown
@@ -1,11 +1,12 @@
---
language: brainfuck
contributors:
- - ["Prajit Ramachandran", "http://prajitr.github.io"]
+ - ["Prajit Ramachandran", "http://prajitr.github.io/"]
+ - ["Mathias Bynens", "http://mathiasbynens.be/"]
---
-Brainfuck is an extremely minimal programming language (just 8 commands) and
-is Turing complete.
+Brainfuck (not capitalized except at the start of a sentence) is an extremely
+minimal Turing-complete programming language with just 8 commands.
```
Any character not "><+-.,[]" (excluding quotation marks) is ignored.
@@ -27,7 +28,7 @@ There are eight commands:
[ and ] form a while loop. Obviously, they must be balanced.
-Let's look at some basic Brainfuck programs.
+Let's look at some basic brainfuck programs.
++++++ [ > ++++++++++ < - ] > +++++ .
@@ -45,21 +46,18 @@ print cell #2's value. 65 is 'A' in ASCII, so 'A' is printed to the terminal.
, [ > + < - ] > .
-This program reads a character from the user input, copies the character into
-another cell, and prints out the same character.
-
-, reads in a character from the user into cell #1. Then we start a loop. Move
-to cell #2, increment the value at cell #2, move back to cell #1, and decrement
-the value at cell #1. This continues on until cell #1 is 0, and cell #2 holds
-cell #1's old value. Because we're on cell #1 at the end of the loop, move to
-cell #2, and then print out the value in ASCII.
+This program reads a character from the user input and copies the character into
+cell #1. Then we start a loop. Move to cell #2, increment the value at cell #2,
+move back to cell #1, and decrement the value at cell #1. This continues on
+until cell #1 is 0, and cell #2 holds cell #1's old value. Because we're on
+cell #1 at the end of the loop, move to cell #2, and then print out the value
+in ASCII.
Also keep in mind that the spaces are purely for readibility purposes. You
-could just as easily write it as
+could just as easily write it as:
,[>+<-]>.
-
Try and figure out what this program does:
,>,< [ > [ >+ >+ << -] >> [- << + >>] <<< -] >>
@@ -73,7 +71,7 @@ problem: at the end of the inner loop, cell #2 is zero. To solve this problem,
we also increment cell #4, and then recopy cell #4 into cell #2.
```
-And that's Brainfuck. Not that hard, eh? For fun, you can write your own
-Brainfuck programs, or you can write a Brainfuck interpreter in another
+And that's brainfuck. Not that hard, eh? For fun, you can write your own
+brainfuck programs, or you can write a brainfuck interpreter in another
language. The interpreter is fairly simple to implement, but if you're a
-masochist, trying writing a Brainfuck interpreter... in Brainfuck.
+masochist, try writing a brainfuck interpreter… in brainfuck.