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Diffstat (limited to '2020/01b.hs')
-rw-r--r-- | 2020/01b.hs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/2020/01b.hs b/2020/01b.hs new file mode 100644 index 0000000..17d6e02 --- /dev/null +++ b/2020/01b.hs @@ -0,0 +1,13 @@ +module Day1B where + +import System.Environment (getArgs) + +main :: IO () +main = do + args <- getArgs; + c <- readFile $ head args; + let ns = map read $ lines c; + + print $ head [a * b * c| a <- ns, b <- ns, c <- ns, a + b + c == 2020]; + + return ();
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