Done some puzzles

[cses-programming-tasks.git] / app / cses1618.hs

diff --git a/app/cses1618.hs b/app/cses1618.hs
new file mode 100644 (file)
index 0000000..1a87106
--- /dev/null
+++ b/app/cses1618.hs
@@ -0,0 +1,11 @@
+main :: IO ()
+main = do
+  line1 <- getLine
+  let n = read line1
+  let solution = solve n 5
+  print solution
+
+solve :: Int -> Int -> Int
+solve n f
+  | n < f = 0
+  | otherwise = (n `div` f) + solve n (f * 5)