From 787dc13c837f0955fbd85b8f26a05d720d361333 Mon Sep 17 00:00:00 2001
From: Shinya Sato <shinnya.sato@gmail.com>
Date: Sun, 24 Oct 2021 23:04:45 +0900
Subject: Upload the comparison directory

---
 comparison/Haskell/isort-40000.hs | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 comparison/Haskell/isort-40000.hs

(limited to 'comparison/Haskell/isort-40000.hs')

diff --git a/comparison/Haskell/isort-40000.hs b/comparison/Haskell/isort-40000.hs
new file mode 100644
index 0000000..f834d00
--- /dev/null
+++ b/comparison/Haskell/isort-40000.hs
@@ -0,0 +1,36 @@
+{-
+(* http://www.codecodex.com/wiki/Insertion_sort#Standard_ML *)
+-}
+import System.Random
+
+isort [] = []
+isort (x:xs) = insert x (isort xs)
+
+insert x [] = [x]
+insert x (y:ys) =
+  if x<=y then x:y:ys
+  else y:(insert x ys)
+  
+
+{-
+main = print $ isort [3,2,8,5]
+-}
+
+
+randomList :: Int -> IO([Int])
+randomList 0 = return []
+randomList n = do
+  r  <- randomRIO (1,10000)
+  rs <- randomList (n-1)
+  return (r:rs)
+
+
+
+main = do
+  list <- randomList 40000
+  let sorted = isort list
+  print (take 10 sorted)
+
+
+
+
-- 
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