Next 2 none fun no begin match no with none

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Unformatted text preview: 0! | Some n -> 1 + (loop n.next)! end! q ( Heap fun (q:'a queue) ->! let rec loop (no:…) : int =! …! in! loop q.head ! )! head! q tail! loop v! ( )! 1! next! no n 1+( )! no CIS120 / Spring 2012 v! 2! next! fun (no: …) ->! begin match no with! | None -> 0! | Some n -> 1 + (loop n.next)! end! 27 …aier a few steps… Evalua@ng length Workspace Stack length 1 + (loop n.next)! q ( Heap fun (q:'a queue) ->! let rec loop (no:…) : int =! …! in! loop q.head ! )! head! q tail! loop v! ( )! 1! next! no n 1+( )! no CIS120 / Spring 2012 n v! 2! next! fun (no: …) ->! begin match no with! | None -> 0! | Some n -> 1 + (loop n.next)! end! 29 …aier a few more steps… Stack length Evalua@ng length q Workspace ( Heap fun (q:'a queue) ->! let rec loop (no:…) : int =! …! in! loop q.head ! )! head! begin match no with! | None -> 0! | Some n -> 1 + (loop n.next)...
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