主题：求助

 

测试时通不过，文字提示: 未定义的变量:ma5 。不知是何原因？麻烦老师帮我修改并通过测试后发给我吧。非常感谢！

 

if ma5>ma10 and ma5>ma20 and ma5>ma30 and ma5>ma40 and ma5>ma50 and ma5>ma60and ma5>ma70 then buy(holding=0,1,market);

if cross(ma10,ma5) or cross(ma20,ma5) or cross(ma30,ma5) or cross(ma40,ma5) or cross(ma50,ma5) or cross(ma60,ma5)or cross(ma70,ma5) then sell(holding>0,0,market);

if ma5<ma10 and ma5<ma20 and ma5<ma30 and ma5<ma40 and ma5<ma50 and ma5<ma60 and ma5<ma70 then buyshort(holding=0,1,market);

if cross(ma5,ma10) or cross(ma5,ma20) or cross(ma5,ma30) or cross(ma5,ma40) or cross(ma5,ma50) or cross(ma5,ma60)or cross(ma5,ma70) then sellshort(holding<0,0,market);