主题：[求助]

INPUT:M(10,1,100,5);
INPUT:N(30,1,100,5);
INPUT:P(60,1,100,5);
A:MA(c,M);
B:MA(c,N);
D:MA(c,P);
if cross(a,b) then begin
    sellshort(1,1,market);
    buy(1,1,market);
end
if cross(a,d) then begin
    sellshort(1,1,marketo);
    buy(1,1,market);
end
if cross(b,d) then begin
    sellshort(1,1,market);
    buy(1,1,market);
end
if cross(d,a) then begin
    sell(1,1,market);
    BUYSHORT(1,1,market);
end
if cross(d,b) then begin
    sell(1,1,market);
    BUYSHORT(1,1,market);
end
if cross(b,a) then begin
    sell(1,1,market);
    BUYSHORT(1,1,market);
end

我就简单按照你说的那么罗列起来，复杂搞不懂，求版主指导