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authorJoe Zhao <ztuowen@gmail.com>2015-03-18 15:09:18 +0800
committerJoe Zhao <ztuowen@gmail.com>2015-03-18 15:09:18 +0800
commit3ae71a6adaf7cb9249a1a610c228e8ac84afab6d (patch)
treefa7544b938243269c4521d81b4aa62be11adcd97 /h24.hs
parent18a639eb460d7581a5dd594a50eb236ae7675685 (diff)
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+import System.Random
+import Data.List
+diffSelect :: Int -> Int -> IO [Int]
+diffSelect c to = do
+ gen <- getStdGen
+ return $ take c . nub $ randomRs (1,to) gen
+