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320 B
Haskell
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2019-09-14 22:12:56 +04:00
import System.Exit
main :: IO ()
main = do
freeMemory <- read
<$> (!!1) <$> words
<$> (!!2) <$> lines
<$> readFile "/proc/meminfo"
putStr $ (take 5 $ show $ freeMemory / 1048576) ++ "GiB"
exitWith $ if freeMemory > 500000 then ExitSuccess else ExitFailure 33