diff options
| author | Mart Lubbers | 2015-04-16 21:22:20 +0200 |
|---|---|---|
| committer | Mart Lubbers | 2015-04-16 21:22:20 +0200 |
| commit | 6f604b19d3f5966e5c1d7c4fdf3703bd6ff0861c (patch) | |
| tree | 96d580507249f7f58368476d9113007d4afcd748 /fp1/week1/camil/2.11/BottlesOfBeer.icl | |
| parent | Added student numbers (diff) | |
update to fp2 yay, public and licence
Diffstat (limited to 'fp1/week1/camil/2.11/BottlesOfBeer.icl')
| -rw-r--r-- | fp1/week1/camil/2.11/BottlesOfBeer.icl | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/fp1/week1/camil/2.11/BottlesOfBeer.icl b/fp1/week1/camil/2.11/BottlesOfBeer.icl new file mode 100644 index 0000000..70628a1 --- /dev/null +++ b/fp1/week1/camil/2.11/BottlesOfBeer.icl @@ -0,0 +1,21 @@ +module BottlesOfBeer
+
+import StdEnv
+
+Start = [(fst_line x +++ "\n" +++ snd_line x +++ "\n\n") \\ x <- [99,98..0]]
+
+fst_line :: Int -> String
+fst_line n = btl n True +++ wall +++ ", " +++ btl n False +++ " of beer."
+
+snd_line :: Int -> String
+snd_line 0 = "Go to the store and buy some more, " +++ btl 99 False +++ wall +++ "."
+snd_line n = "Take one down and pass it around, " +++ btl (n-1) False +++ wall +++ "."
+
+btl :: Int Bool -> String
+btl 0 True = "No more bottles"
+btl 0 False = "no more bottles"
+btl 1 b = "1 bottle"
+btl n b = toString n +++ " bottles"
+
+wall :: String
+wall = " of beer on the wall"
\ No newline at end of file |