只要突破两条制约线，就回有上涨的趋势形成。

n 1 100 5

Z1:=STRCAT(HYBLOCK,' '); Z2:=STRCAT(Z1,DYBLOCK); Z3:=STRCAT(Z2,' ');

DRAWTEXT_FIX(ISLASTBAR,0,0,0,STRCAT(Z3,GNBLOCK)),COLOR00C0C0; A1:=REF(H,N)=HHV(H,2*N+1); B1:=FILTER(A1,N);

C1:=BACKSET(B1,N+1); D1:=FILTER(C1,N);

A2:=REF(L,N)=LLV(L,2*N+1); B2:=FILTER(A2,N);

C2:=BACKSET(B2,N+1); D2:=FILTER(C2,N);

E1:=(REF(LLV(L,2*N),1)+REF(HHV(H,2*N),1))/2; E2:=(H+L)/2;

H1:=(D1 AND NOT(D2 AND E1>=E2)) OR ISLASTBAR 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);

L2:=LD OR ISLASTBAR 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);

R1:=BACKSET(ISLASTBAR,BARSLAST(HD)+1); S1:=R1>REF(R1,1);

T1:=BACKSET(ISLASTBAR,BARSLAST(LD)+1); U1:=T1>REF(T1,1);

R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2); S2:=R2>REF(R2,1);

T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2); U2:=T2>REF(T2,1);

NOTEXT1:DRAWLINE(S2,H,S1,H,1),LINETHICK2,COLORRED; NOTEXT2:DRAWLINE(U2,L,U1,L,1),LINETHICK2,COLORGREEN;