import System Environment even xs xs even odd xs xs odd task xs do pri

import System.Environment

even' xs = [x | x <- xs, even x]
odd' xs = [x | x <- xs, odd x]

task xs = do
	print (even' xs)
	print (odd' xs)

main = task [6, 2, 9, 3, 1, 4, 5, 1, 1]