11 lines
198 B
Haskell
11 lines
198 B
Haskell
|
|
import Data.IORef
|
||
|
|
import Control.Monad.Loops
|
||
|
|
|
||
|
|
main = do
|
||
|
|
x <- newIORef 0;
|
||
|
|
iterateWhile (\val -> val `mod` 6 /= 0 ) $ do
|
||
|
|
modifyIORef x (+1)
|
||
|
|
val <- readIORef x
|
||
|
|
print val
|
||
|
|
return val
|