发出“买进”为买入参考信号，此时还要结合均线系统，短期均线距离长期均线距离较远，形成短线超跌厉害，一般来说跌幅20%以上为佳。

N:=16;
 M1:=8;
 M2:=4;
 RSV:= (HHV(HIGH,N)-CLOSE)/(HHV(HIGH,N)-LLV(LOW,N))*100;
 LWR1:SMA(RSV,M1,1),colormagenta;
 LWR2:SMA(LWR1,M2,1);
 DRAWTEXT(CROSS(LWR2,LWR1) AND LWR1>80 AND LWR2>80 , LWR2, '买进'),colormagenta;
 DRAWTEXT(CROSS(LWR1,LWR2) AND LWR1<20 AND LWR2<20 , LWR1, '卖出'),colorgreen;
 N:=15;
 M:=250;
 XG:=CROSS(LWR2,LWR1) AND LWR1>80 AND LWR2>80;
 M日内选股次数:SUM(XG,M),NODRAW;
 N日内涨3点卖出:HHV(H,N)>REF(C,N)*1.03 AND REF(CROSS(XG,0.8),N);
 M日内成功次数:SUM(N日内涨3点卖出,M),NODRAW;
成功率:M日内成功次数/M日内选股次数*100,NODRAW;