anchor.diff:        } 
   
   [<CompilationRepresentation(CompilationRepresentationFlags.ModuleSuffix)>]
  +/// Extensions for F#'s Array module.
   module Array = 
       let inline nth i arr = Array.get arr i
       let inline setAt i v arr = Array.set arr i v; arr
  
positive.code: open System.Runtime.CompilerServices
  open FSharpx
              
  module Seq =
      /// <summary>
      /// Adds an index to a sequence
  
negative.code:             pad (total - List.length list) elem list
  
  [<CompilationRepresentation(CompilationRepresentationFlags.ModuleSuffix)>]
  /// Extensions for System.Collections.Generic.Dictionary.
  module Dictionary =
      let tryFind key (d: IDictionary<_,_>) =
          match d.TryGetValue key with
          | true,v -> Some v
          | _ -> None
  
  /// Extensions for F#'s Map module.
  module Map =
      let spanWithKey pred map =
          map
  