úÎ! X¶ (c) OleksandrZhabenko 2020MIT ExperimentalSafe=?@ALsubGSome extension to the   and   classes. subG Inspired by:  Rhttps://hackage.haskell.org/package/base-4.14.0.0/docs/src/Data.OldList.html#words¤ and Graham Hutton. A tutorial on the universality and expressiveness of fold. J. Functional Programming 9 (4): 355 372, July 1999. that is available at the URL:  *https://www.cs.nott.ac.uk/~pszgmh/fold.pdf.subGDPrepends and appends the given two first arguments to the third one.11    #subG-0.1.1.0-2ErenGaPKWgLHxrgBkMSkF Data.SubG InsertLeft%@%^subG dropWhilespan takeWhile preAppend$fInsertLeft[]abase Data.FoldableFoldableGHC.BaseMonoid