mwc-random

乱数を使う

こちらのMain.hsを動かす import System.Random.MWC main :: IO () main = withSystemRandom . asGenIO $ \gen -> do -- 基本的な乱数生成 r0 <- uniform gen :: IO Int r1 <- uniform gen :: IO Double r2 <- uniform gen :: IO Bool print (r0, r1, r2) --…