H1:=IF(HL1:=IF(L>REF(L,1) AND REF(L,1)>REF(L,2),REF(L,2),0);H2:=VALUEWHEN(H1>0,H1);L2:=VALUEWHEN(L1>0,L1);K1:=IF(C>H2,-1,IF(CK2:=VALUEWHEN(K1<>0,K1);W1:=K2;XG:crOSS(0,W1);