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-rw-r--r--aoc-2022-dotnet/Common/Util.fs2
1 files changed, 2 insertions, 0 deletions
diff --git a/aoc-2022-dotnet/Common/Util.fs b/aoc-2022-dotnet/Common/Util.fs
index 6393aad..34bf8ff 100644
--- a/aoc-2022-dotnet/Common/Util.fs
+++ b/aoc-2022-dotnet/Common/Util.fs
@@ -30,6 +30,8 @@ module Util =
|> Seq.map (Seq.map string >> String.concat "")
|> String.concat "\n"
+ let composition n f = List.replicate n f |> List.reduce (>>)
+
let topN n xs =
let rec insertSorted x =
function