主题：请老师帮忙编一个模型

if enterprice-c>=30 or c-enterprice>=10 then 
 sellshort(holding<0,0,thisclose);
 

if numprofit(1)>0 and A and td then buy(holding=0,1,thisclose);

if numprofit(1)>0 and B and td then buyshort(holding=0,1,thisclose);

if numprofit(1)<0 and A and td and aa<=32 then begin
 buy(holding=0,aa,thisclose);
 aa:=aa*2;
end

if numprofit(1)<0 and b and td and bb<=32 then begin
 buyshort(holding=0,bb,thisclose);
 bb:=bb*2;
end

if enterprice-c>=30 or c-enterprice>=10 then 
 sellshort(holding<0,0,thisclose);
 

if numprofit(1)>0 and A and td and cc=1 then buy(holding=0,1,thisclose);

if numprofit(1)>0 and B and td and dd=1 then buyshort(holding=0,1,thisclose);

if numprofit(1)<0 and A and td and aa<=32 and cc=1 then begin
 buy(holding=0,aa,thisclose);
 aa:=aa*2;
end

if numprofit(1)<0 and b and td and bb<=32 and dd=1then begin
 buyshort(holding=0,bb,thisclose);
 bb:=bb*2;
end

long:=cross(ma5,ma20) and time>090100 and time<145800;
short:=cross(ma20,ma5) and time>090100 and time<145800;

if long and holding=0 then buy(1,buynum,thisclose);

//止损止盈平仓，10个最小变动价位止损，30个最小变动价位止损止盈
if c>enterprice+30*mindiff and holding>0 and enterbars>2 then
begin
多赢:sell(1,0,thisclose);
buynum:=1;
end
if c<enterprice-10*mindiff and holding>0 and enterbars>2 then
begin
多损:sell(1,0,thisclose);
buynum:=2*buynum;
end

if short and holding=0 then buyshort(1,sellnum,thisclose);

if c<enterprice-30*mindiff and holding<0 and enterbars>2 then
begin
空赢:sellshort(1,0,thisclose);
sellnum:=1;
end
if c>enterprice+10*mindiff and holding<0 and enterbars>2 then
begin
空损:sellshort(1,0,thisclose);
sellnum:=2*sellnum;
end