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Diffstat (limited to '1-10/10.hs')
-rw-r--r-- | 1-10/10.hs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/1-10/10.hs b/1-10/10.hs new file mode 100644 index 0000000..0cc6a9a --- /dev/null +++ b/1-10/10.hs @@ -0,0 +1,9 @@ +pack :: Eq a => [a] -> [[a]] + +pack [] = [] +pack [x] = [[x]] +pack (x:xs) = if x == head y then (x:y):ys else [x]:(y:ys) where (y:ys) = pack xs + +encode :: Eq a => [a] -> [(Int, a)] + +encode xs = map (\x -> (length x, head x)) $ pack xs |