主题：请老师帮助编写

VARIABLE:x=0,y=0;
MID :  MA(CLOSE,26);
UPPER: MID + 2*STD(CLOSE,26);
LOWER: MID - 2*STD(CLOSE,26);

RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:SMA(RSV,3,1);
D:SMA(K,3,1);
n:=20;
sc:cross(d,k);
jc:cross(k,d);
n1:barslast(h>upper)+1;
n2:barslast(l<lower);
hh:hhv(h,enterbars+1);
ll:llv(l,enterprice+1);

if n1<=n and sc=1 then begin
平多a:sell(holding>0,holding,market);
开空a:buyshort(holding=0,1,market);
end

if n2<=n and jc=1 then begin
平空a:sellshort(holding<0,holding,market);
开多a:buy(holding=0,1,market);
end
//止损
if h-enterprice>=50 then
多损:sell(holding>0,holding,market);
if enterprice-l>=50 then
空损:sellshort(holding<0,holding,market);

//盈利80点后设30点保本。
if hh-enterprice>=80 then x:=1;
if x=1 and hh-l>=50 then begin
多保本:sell(holding>0,holding,market);
x:=0;
end
if enterprice-ll>=80 then y:=1;
if y=1 and h-ll>=50 then begin
空保本:sellshort(holding<0,holding,market);
y:=1;
end