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Diffstat (limited to 'powerset.hs')
| -rw-r--r-- | powerset.hs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/powerset.hs b/powerset.hs new file mode 100644 index 0000000..39d53ab --- /dev/null +++ b/powerset.hs @@ -0,0 +1,4 @@ +import Control.Monad + +powerset :: [a] -> [[a]] +powerset xs = filterM (\x -> [True,False]) xs |