LOWV:=LLV(LOW,9);

HIGHV:=HHV(HIGH,9);

VAR2:=LLV(LOW,10);

VAR3:=HHV(HIGH,27);

RSV:=EMA((CLOSE-LOWV)/(HIGHV-LOWV)*100,3);

K:=EMA(RSV,3);

领涨:MA(K,3);

探底线:20,COLORYELLOW;

趋势线:EMA((CLOSE-VAR2)/(VAR3-VAR2)*4,4)*100;

买卖差:=K-领涨;

BB:=(买卖差 >=0 AND REF(买卖差 < 0,1));

FF:=CROSS(趋势线,探底线);

选股:(BB AND FF)*350,COLORRED;