diff options
author | michelou <michelou@epfl.ch> | 2003-11-28 17:04:18 +0000 |
---|---|---|
committer | michelou <michelou@epfl.ch> | 2003-11-28 17:04:18 +0000 |
commit | daea8b76a5f9dd35e54f4d524691187850202182 (patch) | |
tree | 69409f806b178c804446def99b96f7a017d3cdf9 /sources/examples/sort1.scala | |
parent | 6b8d116ec9f10e97fd2fb3baf7ebd99af0ebedf2 (diff) | |
download | scala-daea8b76a5f9dd35e54f4d524691187850202182.tar.gz scala-daea8b76a5f9dd35e54f4d524691187850202182.tar.bz2 scala-daea8b76a5f9dd35e54f4d524691187850202182.zip |
- updated to current Scala compiler
- added main() for testing
Diffstat (limited to 'sources/examples/sort1.scala')
-rw-r--r-- | sources/examples/sort1.scala | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/sources/examples/sort1.scala b/sources/examples/sort1.scala index f2722b23cc..13a7b3e568 100644 --- a/sources/examples/sort1.scala +++ b/sources/examples/sort1.scala @@ -1,12 +1,20 @@ -import scala._; - -module sorter { +object sorter { def sort(a: List[Int]): List[Int] = { - val pivot = a at (a.length / 2); - sort(a.filter(x => x < pivot)) - ::: a.filter(x => x == pivot) - ::: sort(a.filter(x => x > pivot)) + if (a.length < 2) + a + else { + val pivot = a(a.length / 2); + sort(a.filter(x => x < pivot)) + ::: a.filter(x => x == pivot) + ::: sort(a.filter(x => x > pivot)) + } + } + + def main(args: Array[String]) = { + val xs = List(6, 2, 8, 5, 1); + Console.println(xs); + Console.println(sort(xs)); } }
\ No newline at end of file |