主题：[求助]请教公式编写

runmode:0;

variable:down=0;

if holding=0 then begin
 buyshort(1,1,limitr,close);
 drawtext(1,high,'卖出');
end 

if enterbars=1 and close<enterprice then
 down:=1;

if enterbars=2 and close<ref(close,1) then
 down:=down+1; 

if holding<0 then begin
 if down=2 and enterbars>=3 and enterbars<=5 and close>enterprice then begin
  sellshort(1,holding,limitr,close);
  drawtext(1,low,'反转');
 end
 
 if enterbars>=6 then
  sellshort(1,holding,limitr,close);
end