functor
import
   System
local
   fun lazy {Times N H}
      case H of nil then
	 nil
      [] Head|Tail then
	 Head*N | {Times N Tail}
      end
   end
   fun lazy {Merge Xs Ys}
      case Xs of nil then
	 Ys
      [] X|Xr then
	 case Ys of nil then
	    nil
	 [] Y|Yr then
	    if X < Y then
		 X|{Merge Xr Ys}
	      elseif X > Y then
		 Y|{Merge Xs Yr}
	      else
		 X|{Merge Xr Yr}
	      end
	 end
      end
   end
   proc {Touch N H}
      case H of nil then
	 {System.showInfo "koniec"}
      [] Head|Tail then
	 if N > 0 then
	    {System.showInfo Head}
	    {Touch N-1 Tail}
	 end
      end
   end
   fun {Hamming H N}
      if N > 0 then
	 H | {Hamming {Merge {Merge {Times 2 H}  {Times 3  H}} {Times 5 H}} N-1}
      else
	 nil
      end
   end
in
   {Touch 10 {Hamming [1] 100}}
end
 

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