fact: Definition CountingListAsBag_binsert (container: CountingList) (item: TItem) : CountingList := {| clength := S (clength container); ccontents := cons item (ccontents container) |}.
imports: Fiat.QueryStructure.Implementation.DataStructures.Bags.BagsInterface Coq.Arith.Arith Fiat.Common.List.ListFacts