A11:=1;
A:=crOSS(SMA(CLOSE,2,1),SMA(LOW,5,1))*A11;
A1:=(SMA(HIGH,21,2)*1.05)*A11*1.05;
A2:=IF(A,A1,SMA(LOW,5,1))*A11;
A3:=CROSS(SMA(CLOSE,2,1)*A11,(SMA(HIGH,21,2)*1.05))*A11;
A4:=IF(A3,(SMA(HIGH,21,2)*1.05)*1.10,(SMA(LOW,21,2)*0.95))*A11;
A5:=A2>SMA(LOW,5,1)*A11 AND CROSS(C,REF(MA(C,13),13/2+1))*A11 AND vol>0;
A6:=REF(H/O<1.02,1)*A11 AND REF(C<O,1)*A11;
主升抓牛:=A4>(SMA(LOW,21,2)*95) OR A5 AND A6;
短线抓牛:主升抓牛;