{龙头战法}
X_1:=IF(NA MELI KE(‘S‘),0,1);
X_2:=IF(NAMELIKE(‘*‘),0,1);
X_3:=DYNAINFO(17)＞0;
X_4:=IF(CODELIKE(‘688‘),0,1);
X_5:=X_1 AND X_2 AND X_3 AND X_4;
X_6:=INTPART((REF(CLOSE,1)*1.1+0.005)*100)/100;
X_