突破买入价的选股

编写要求：

AS:=MA(C,1);A1:=EMA(C,30); AX:=(A1-REF(A1,1))/REF(A1,1)*100; partline(REF(EMA(C,50),BARSLAST(CROSS(AX,0))+1 ),AX>=0),COLORYELLOW,LINETHICK1;买入价:=IF(AX>=0,REF(EMA(C,50),BARSLAST(CROSS(AX,0))+1 ),0);DRAWtext(BARSTATUS=2 AND 买入价,买入价*1.005,numtostr(买入价)),COLORYELLOW;

解答：

A1:=EMA(C,30);