N:=7;N1:=14;N2:=28;
TH:=MAX(H,REF(C,1));
TL:=MIN(L,REF(C,1));
TR:=TH-TL;XR:=C-TL;
XRM:=SUM(XR,N)/SUM(TR,N);XRN:=SUM(XR,N1)/SUM(TR,N1);
XRO:=SUM(XR,N2)/SUM(TR,N2);
US:=(N1*N2*XRM+N*N2*XRN+N*N1*XRO)/(N1*N2+N*N2+N*N1)*100/100;
MAUS:=EMA(US,6);
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买1:cross(us>ref(us,1) and usopen and maus 买2:cross(COUNT(CROSS(us>ref(us,1) and usopen and maus