主题：求帮助 编写一个完整的系统

ma5:=ma(c,5);

if ref(cross(c,ma5),1) and h>ref(h,1) then buy(holding=0,1,market);

//止损

if enterprice-c>=10*mindiff then sell(holding>0,0,limitr,c);

if cross(ma5,c) then sell(holding>0,0,limitr,c);

if time>145500 and time<=150000  then sell(holding>0,0,limitr,c);