fact: Definition list_of_next_bin_ops'_opt (str : String) : option (list (option nat)) * list (option nat) := Eval simpl in list_of_next_bin_ops'_opt0 str.
imports: Fiat.Common.Coq__8_4__8_5__Compat Coq.Lists.List Coq.ZArith.ZArith Fiat.Common Fiat.Common.List.Operations Fiat.Common.List.ListFacts Fiat.Common.SetoidInstances Fiat.Parsers.Reachable.ParenBalanced.Core Fiat.Parsers.StringLike.Core Fiat.Parsers.StringLike.Properties Fiat.Parsers.StringLike.FirstChar Fiat.Parsers.Refinement.BinOpBrackets.ParenBalanced