{Setplt.PAS}
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 {Sample code for the SetPalette procedure.}

  uses Crt, Graph;

 var
   GraphDriver, GraphMode: Integer;
   Color: Word;
   Palette: PaletteType;
 begin
   GraphDriver := Detect;
   InitGraph(GraphDriver, GraphMode, '');
   if GraphResult <> grOk then
     Halt(1);
   GetPalette(Palette);
   if Palette.Size <> 1 then
   begin
     for Color := 0 to Pred(Palette.Size) do
     begin
       SetColor(Color);
       Line(0, Color * 5, 100, Color * 5);
     end;
     Randomize;
     repeat
       SetPalette(Random(Palette.Size),Random(Palette.Size));
     until KeyPressed;
   end
   else
     Line(0, 0, 100, 0);
   Readln;
   CloseGraph;
 end.