不知道你的N是多少，暂设为5，在通达信上测试通过。
N:=5;
A1:=REF(H,N)=HHV(H,2*N+1);B1:=FILTER(A1,N);C1:=BACKSET(B1,N+1);D1:=FILTER(C1,N);{高点}A2:=REF(L,N)=LLV(L,2*N+1);B2:=FILTER(A2,N);C2:=BACKSET(B2,N+1);D2:=FILTER(C2,N);{低点}E1:=(REF(LLV(L,2*N),1)+REF(HHV(H,2*N),1))/2; E2:=(H+L)/2;{高低点出现在同一K线上时可作取舍}H1:=(D1 AND NOT(D2 AND E1>=E2)) OR BARSTATUS=2 OR BARSCOUNT(C)=1;L1:=(D2 AND NOT(D1 AND E1=E2);X1:=REF(BARSLAST(H1),1)+1; F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS(IF(L1,L,10000),X1));G1:=F1>REF(F1,1); I1:=BACKSET(G1,2); LD:=I1>REF(I1,1);{过滤后低点}L2:=LD OR BARSTATUS=2 OR BARSCOUNT(C)=1;X2:=REF(BARSLAST(L2),1)+1; F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,H,0),X2));G2:=F2>REF(F2,1); I2:=BACKSET(G2,2); HD:=I2>REF(I2,1);{过滤后高点}R1:=BACKSET(BARSTATUS=2,BARSLAST(HD)+1); S1:=R1>REF(R1,1); {前一高}T1:=BACKSET(BARSTATUS=2,BARSLAST(LD)+1); U1:=T1>REF(T1,1); {前一低}R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2); S2:=R2>REF(R2,1); {前二高}T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2); U2:=T2>REF(T2,1); {前二低}TPERIOD1:=BARSLAST(S1);TPERIOD2:=BARSLAST(S2);XHIGH:=REF(HIGH,TPERIOD1);XXHIGH:=REF(HIGH,TPERIOD2);CROSS(C,(XHIGH-XXHIGH)/(TPERIOD2-TPERIOD1)*TPERIOD1+XHIGH);
