a:=2/(N+1);
for N=1 TO N=1 do
begin
llt:=close;
for N=2 to N=2 do
begin
llt:=0.5*a*(close+ref(close,1))+(1-a)*ref(close,1)
for N=3 to datacount do
begin
llt:=(a-a*a/4)*close+(a*a/2)*ref(close,1)-(a-0.75*a*a)*ref(close,2)+2*(1-a)*ref(llt,1)-(1-a)*(1-a)*ref(llt,2);
end
BUY(ref(llt,1)>llt and holding=0,1,market);
SELL(ref(llt,1)<llt and holding>0,1,market);
for N=1 TO N=1 do
begin
llt:=close;
for N=2 to N=2 do
begin
llt:=0.5*a*(close+ref(close,1))+(1-a)*ref(close,1)
for N=3 to datacount do
begin
llt:=(a-a*a/4)*close+(a*a/2)*ref(close,1)-(a-0.75*a*a)*ref(close,2)+2*(1-a)*ref(llt,1)-(1-a)*(1-a)*ref(llt,2);
end
BUY(ref(llt,1)>llt and holding=0,1,market);
SELL(ref(llt,1)<llt and holding>0,1,market);
提示变量名N重复
for i=1 to 1 do
begin
llt:=close;
end
这样的一段代码,用户要表达出什么意思?