例如我想A条件开多单
B条件也是开多单
A条件开了，B条件就不开，反之亦然
如果A条件开的多单用C条件平仓，
B条件开的多但用D条件平仓。
请问如何实现？
谢谢
variable:n=0,m=0;
if a and holding=0 and n=0 then begin
buy.........;
n:=1;
end
if c and holding>0 and n=1 then begin
buy.........;
n:=0;
end
if b and holding=0 and m=0 then begin
buy.........;
m:=1;
end
if d and holding>0 and m=1 then begin
buy.........;
m:=0;
end
variable:n=0,m=0;
if a and holding=0 and n=0 then begin
buy.........;
n:=1;
end
if c and holding>0 and n=1 then begin
sell.........;
n:=0;
end
if b and holding=0 and m=0 then begin
buy.........;
m:=1;
end
if d and holding>0 and m=1 then begin
sell.........;
m:=0;
end
有地方没写好，改了一下，这下OK了