From a9abc1da41b56edbed00081800382e854d6698d0 Mon Sep 17 00:00:00 2001
From: Joe Zhao <ztuowen@gmail.com>
Date: Tue, 31 Mar 2015 23:41:55 +0800
Subject: rename to H**, +31 +32 +33 +34 +35 +36

---
 H20.hs | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 H20.hs

(limited to 'H20.hs')

diff --git a/H20.hs b/H20.hs
new file mode 100644
index 0000000..670edf6
--- /dev/null
+++ b/H20.hs
@@ -0,0 +1,7 @@
+import Control.Arrow
+removeAt :: Int -> [a] -> [a]
+removeAt n xs = (take (n-1) xs) ++ (drop n xs)
+
+removeAtT :: Int -> [a] -> (a,[a])
+removeAtT 1 (x:xs) = (x,xs)
+removeAtT n (x:xs) = (fst &&& ((x:).snd)) $ removeAtT (n-1) xs
-- 
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