{Moveto.PAS}
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 {Sample code for the MoveTo procedure.}

  uses Graph;

 var Gd, Gm: Integer;
 begin
   Gd := Detect;
   InitGraph(Gd, Gm, '');
   if GraphResult <> grOk then
     Halt(1);
   MoveTo(0, 0); { Upper left corner of viewport }
   LineTo(GetMaxX, GetMaxY);
   Readln;
   CloseGraph;
 end.