HNL:=IF(HIGH>REF(HHV(HIGH,3),1),LOW,0);
L1:=IF(HNL>REF(L,1),REF(L,1),IF(HNL>REF(L,2),REF(L,2),IF(HNL>REF(L,3),REF(L,3),IF(HNL>REF(L,4),REF(L,4),0))));
L2:=IF(L1>REF(L,1),REF(L,1),IF(L1>REF(L,2),REF(L,2),IF(L1>REF(L,3),REF(L,3),IF(L1>REF(L,4),REF(L,4),0))));
L3:=VALUEWHEN(L2>0,L2);
LNH:=IF(LOW<REF(LLV(LOW,3),1),HIGH,666);
H1:=IF(LNH<REF(H,1),REF(H,1),IF(LNH<REF(H,2),REF(H,2),IF(LNH<REF(H,3),REF(H,3),IF(LNH<REF(H,4),REF(H,4),666))));
H2:=IF(H1<REF(H,1),REF(H,1),IF(H1<REF(H,2),REF(H,2),IF(H1<REF(H,3),REF(H,3),IF(H1<REF(H,4),REF(H,4),0))));
H3:=VALUEWHEN(H2>0,H2);
SEL:=VALUEWHEN((CLOSE>H3 and REF(CLOSE,1)<=H3)or(CLOSE<L3 and REF(CLOSE,1)>=L3),IF(CLOSE>H3 and REF(CLOSE,1)<=H3,1,0));
LINE:IF(SEL=1,L3,H3),COLORblue;