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| author | Edoardo La Greca | 2025-07-06 17:43:04 +0200 |
|---|---|---|
| committer | Edoardo La Greca | 2025-07-06 17:46:15 +0200 |
| commit | 7b6930dc1597aa29ed43ef21b8e9981cea962a6c (patch) | |
| tree | 841a9f1a0f0f5513cf17dd6bb6923486aa834e47 | |
| parent | 3345b6ff7434d383166e110afbbb8467ec1c8b5b (diff) | |
add first exercise of lecture 4
| -rw-r--r-- | lec04/hw.hs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lec04/hw.hs b/lec04/hw.hs new file mode 100644 index 0000000..1fbdd48 --- /dev/null +++ b/lec04/hw.hs @@ -0,0 +1,8 @@ +-- Exercise 1 + +fun1 :: [Integer] -> Integer +fun1 = product . map (\n -> n-2) . filter even + +-- not tested +fun2 :: Integer -> Integer +fun2 = until (== 1) fun2 . last . takeWhile odd . iterate (\n -> 3*n + 1) . sum . takeWhile even . iterate (`div` 2) |