变量名重复定义的时候，把重复的变量名修改成其他名称就可以了，参考：
N1:=20;
N2:=10;
N3:=5;
CURRBARSCOUNT:=REFX1(BARPOS,10000)-BARPOS+1;
AA:=REF(H,N1)=HHV(H,2*N1+1);
QY:=BACKSET(AA,N1+1);
CC:=FILTER(QY,N1) AND H=HHV(H,N1+1);
DDD:=BARSLAST(CC);
GDTS:=IF(CC,CURRBARSCOUNT,0);
DINGBU:=IF(DDD,REF(H,DDD),H);
DINGBUTS:=IF(DDD,REF(GDTS,DDD),GDTS);
DINGBU1:=REF(DINGBU,DDD+1);
GDCS1:=REFX1(DINGBUTS,10000);
DINGBUTS1:=REF(DINGBUTS,DDD+1);
GDCS2:=REFX1(DINGBUTS,100001);
DINGBU2:=REF(DINGBU1,DDD+1);
MM:=IF(CURRBARSCOUNT>GDCS2,0,1);
DRAWLINE1(CURRBARSCOUNT=GDCS2,H,CURRBARSCOUNT=GDCS1,H,1),COLORRED;
DRAWLINE1(CURRBARSCOUNT=GDCS2,H,ISLASTBAR,REF(H,GDCS2-1),1),COLOR0055FF,POINTDOT,LINETHICK2;
DRAWLINE1(CURRBARSCOUNT=GDCS1,H,ISLASTBAR,REF(H,GDCS1-1),1),COLORYELLOW,POINTDOT,LINETHICK2;
AA1:=REF(L,N1)=LLV(L,2*N1+1);
QY1:=BACKSET(AA1,N1+1);
CC1:=FILTER(QY1,N1) AND L=LLV(L,N1+1);
DD1:=BARSLAST(CC1);
DDTS:=IF(CC1,CURRBARSCOUNT,0);
YDB:=IF(DD1,REF(L,DD1),L);
DDTS1:=IF(DD1,REF(DDTS,DD1),DDTS);
DDCS1:=REFX1(DDTS1,10000);
ZDB:=REF(YDB,DD1+1);
DDTS2:=REF(DDTS1,DD1+1);
DDCS2:=REFX1(DDTS2,10000);
//支撑:TRENDLINES(CURRBARSCOUNT=DDCS2,L,CURRBARSCOUNT=DDCS1,L) ,COLORRED;
DRAWLINE1(CURRBARSCOUNT=DDCS2,L,ISLASTBAR,REF(L,DDCS2-1),1),COLORFF5500,POINTDOT,LINETHICK2;
DRAWLINE1(CURRBARSCOUNT=DDCS1,L,ISLASTBAR,REF(L,DDCS1-1),1),COLORYELLOW,POINTDOT,LINETHICK2;
LAA:=REF(H,N2)=HHV(H,2*N2+1);
LQY:=BACKSET(LAA,N2+1);
LCC:=FILTER(LQY,N2) AND H=HHV(H,N2+1);
LDDD:=BARSLAST(LCC);
LGDTS:=IF(LCC,CURRBARSCOUNT,0);
LDINGBU:=IF(LDDD,REF(H,LDDD),H);
LDINGBUTS:=IF(LDDD,REF(LGDTS,LDDD),LGDTS);
LDINGBU1:=REF(LDINGBU,LDDD+1);
LGDCS1:=REFX1(LDINGBUTS,10000);
LDINGBUTS1:=REF(LDINGBUTS,LDDD+1);
LGDCS2:=REFX1(LDINGBUTS1,10000);
LDINGBU2:=REF(LDINGBU1,LDDD+1);
LMM:=IF(CURRBARSCOUNT>LGDCS2,0,1);
压力:TRENDLINES(CURRBARSCOUNT=LGDCS2,H,CURRBARSCOUNT=LGDCS1,H),COLORWHITE;
DRAWLINE1(CURRBARSCOUNT=LGDCS2,H,ISLASTBAR,REF(H,LGDCS2-1),1),COLOR0055FF,POINTDOT;
DRAWLINE1(CURRBARSCOUNT=LGDCS1,H,ISLASTBAR,REF(H,LGDCS1-1),1),COLORYELLOW,POINTDOT;
LAA1:=REF(L,N2)=LLV(L,2*N2+1);
LQY1:=BACKSET(LAA1,N2+1);
LCC1:=FILTER(LQY1,N2) AND L=LLV(L,N2+1);
LDD1:=BARSLAST(LCC1);
LDDTS:=IF(LCC1,CURRBARSCOUNT,0);
LYDB:=IF(LDD1,REF(L,LDD1),L);
LDDTS1:=IF(LDD1,REF(LDDTS,LDD1),LDDTS);
LDDCS1:=REFX1(LDDTS1,10000);
LZDB:=REF(LYDB,LDD1+1);
LDDTS2:=REF(LDDTS1,DD1+1);
LDDCS2:=REFX1(LDDTS2,10000);
支撑:TRENDLINES(CURRBARSCOUNT=LDDCS2,L,CURRBARSCOUNT=LDDCS1,L),COLORWHITE;
ZGSTAR:=(压力+支撑)/2;
ZGEND:=REFX1((压力+支撑)/2,10000);
LLAA:=REF(H,N3)=HHV(H,2*N3+1);
LLQY:=BACKSET(LLAA,N3+1);
LLCC:=FILTER(LLQY,N3) AND H=HHV(H,N3+1);
LLDDD:=BARSLAST(LLCC);
LLGDTS:=IF(LLCC,CURRBARSCOUNT,0);
LLDINGBU:=IF(LLDDD,REF(H,LLDDD),H);
LLDINGBUTS:=IF(LLDDD,REF(LLGDTS,LLDDD),LLGDTS);
LLDINGBU1:=REF(LLDINGBU,LLDDD+1);
LLGDCS1:=REFX1(LLDINGBUTS,10000);
LLDINGBUTS1:=REF(LLDINGBUTS,LLDDD+1);
LLGDCS2:=REFX1(LLDINGBUTS1,10000);
LLDINGBU2:=REF(LLDINGBU1,LLDDD+1);
LLMM:=IF(CURRBARSCOUNT>LGDCS2,0,1);
L压力:TRENDLINES(CURRBARSCOUNT=LLGDCS2,H,CURRBARSCOUNT=LLGDCS1,H) ,COLORYELLOW;
DRAWLINE1(CURRBARSCOUNT=LLGDCS2,H,ISLASTBAR,REF(H,LLGDCS2-1),1),COLOR0055FF,POINTDOT;
DRAWLINE1(CURRBARSCOUNT=LLGDCS1,H,ISLASTBAR,REF(H,LLGDCS1-1),1),COLORYELLOW,POINTDOT;
LLAA1:=REF(L,N3)=LLV(L,2*N3+1);
LLQY1:=BACKSET(LLAA1,N3+1);
LLCC1:=FILTER(LLQY1,N3) AND L=LLV(L,N3+1);
LLDD1:=BARSLAST(LCC1);
LLDDTS:=IF(LLCC1,CURRBARSCOUNT,0);
LLYDB:=IF(LLDD1,REF(L,LLDD1),L);
LLDDTS1:=IF(LLDD1,REF(LLDDTS,LLDD1),LDDTS);
LLDDCS1:=REFX1(LLDDTS1,10000);
LLZDB:=REF(LLYDB,LLDD1+1);
LLDDTS2:=REF(LLDDTS1,DD1+1);
LLDDCS2:=REFX1(LLDDTS2,10000);
L支撑:TRENDLINES(CURRBARSCOUNT=LLDDCS2,L,CURRBARSCOUNT=LLDDCS1,L) ,COLORYELLOW;
LZGSTAR:=(L压力+L支撑)/2;
LZGEND:=REFX1((L压力+L支撑)/2,10000);
LSTARDAY:=5;
STARDAY:=5;
局部低点预选A:=BACKSET(LLV(L,5)<REF(LLV(L,4),1),4);
局部低点预选B:=BACKSET(局部低点预选A=0 AND REF(局部低点预选A,1)=1,2);
局部低点预选C:=IF(局部低点预选B=1 AND REF(局部低点预选B,1)=0,-1,0);
局部高点预选A:=BACKSET(HHV(H,5)>REF(HHV(H,4),1),4);
局部高点预选B:=BACKSET(局部高点预选A=0 AND REF(局部高点预选A,1)=1,2);
局部高点预选C:=IF(局部高点预选B=1 AND REF(局部高点预选B,1)=0,1,0);
缺口判断:=IF(L>REF(H,1),1,IF(H<REF(L,1),-1,0));
距前高天:=BARSLAST(局部高点预选C=1);
距前低天:=BARSLAST(局部低点预选C=-1);
小值周期:=LLVBARS(L,20);
大值周期:=HHVBARS(H,20);
低保留AA:=IF(局部低点预选C=-1 AND REF(距前高天,1)>REF(距前低天,1) AND LLV(L,距前高天+1)<REF(LLV(L,距前高天+1),1),-1,0);
低保留AB:=IF(局部低点预选C=-1 AND REF(距前高天,1)<=REF(距前低天,1) AND (距前高天>=4 OR LLV(缺口判断,距前高天)=-1 OR LLV(L,距前低天+2)<REF(LLV(L,距前低天+1),1)),-1,0);
低保留S:=IF((低保留AA=-1 OR 低保留AB=-1) AND L<REF(H,距前高天+1),-1,0);
预判:=IF((距前低天<4 AND HHV(缺口判断,距前低天)<>1) OR REF(低保留S,距前低天)=0,1,0);
判断:=IF(局部高点预选C=1 AND REF(距前低天,1)<=REF(距前高天,1) AND 预判=1 AND 大值周期>REF(小值周期,距前低天+1) AND 大值周期>REF(小值周期,距前低天) AND 大值周期>REF(大值周期,距前高天),1,0);
高保留A:=IF(局部高点预选C=1 AND REF(距前低天,1)>REF(距前高天,1) AND HHV(H,距前低天+1)>REF(HHV(H,距前低天+1),1),1,0);
高保留B:=IF(局部高点预选C=1 AND REF(距前低天,1)<=REF(距前高天,1) AND REF(低保留S,距前低天)=-1 AND (距前低天>=4 OR HHV(缺口判断,距前低天)=1),1,0);
高保留:=IF((高保留A=1 OR 高保留B=1 OR 判断=1) AND H>REF(L,距前低天+1),1,0);
预判A:=IF((距前高天<4 AND HHV(缺口判断,距前高天)<>1) OR REF(高保留,距前高天)=0,1,0);
判断A:=IF(局部低点预选C=-1 AND REF(距前高天,1)<=REF(距前低天,1) AND 预判A=1 AND 小值周期>REF(大值周期,距前高天+1) AND 小值周期>REF(大值周期,距前高天) AND 小值周期>REF(小值周期,距前低天),-1,0);
低保留A:=IF(局部低点预选C=-1 AND REF(距前高天,1)>REF(距前低天,1) AND LLV(L,距前高天+1)<REF(LLV(L,距前高天+1),1),-1,0);
低保留B:=IF(局部低点预选C=-1 AND REF(距前高天,1)<=REF(距前低天,1) AND (距前高天>=4 OR LLV(缺口判断,距前高天)=-1 OR 判断A=-1),-1,0);
低保留:=IF((低保留A=-1 OR 低保留B=-1) AND L<REF(H,距前高天+1),-1,0);
距前高天A:=BARSLAST(高保留=1);
距前低天A:=BARSLAST(低保留=-1);
预判X:=IF((距前低天A<4 AND HHV(缺口判断,距前低天A)<>1) OR REF(低保留,距前低天A)=0,1,0);
判断X:=IF(局部高点预选C=1 AND REF(距前低天A,1)<=REF(距前高天A,1) AND 预判X=1 AND 大值周期>REF(小值周期,距前低天A+1) AND 大值周期>REF(小值周期,距前低天A) AND 大值周期>REF(大值周期,距前高天A),1,0);
高保留XA:=IF(局部高点预选C=1 AND REF(距前低天A,1)>REF(距前高天A,1) AND HHV(H,距前低天A+1)>REF(HHV(H,距前低天A+1),1),1,0);
高保留XB:=IF(局部高点预选C=1 AND REF(距前低天A,1)<=REF(距前高天A,1) AND REF(低保留,距前低天A)=-1 AND (距前低天A>=4 OR HHV(缺口判断,距前低天A)=1),1,0);
高保留X:=IF((高保留XA=1 OR 高保留XB=1 OR 判断X=1) AND H>REF(L,距前低天A+1),1,0);
预判XA:=IF((距前高天A<4 AND HHV(缺口判断,距前高天A)<>1) OR REF(高保留XA,距前高天A)=0,1,0);
判断XA:=IF(局部低点预选C=-1 AND REF(距前高天A,1)<=REF(距前低天A,1) AND 预判XA=1 AND 小值周期>REF(大值周期,距前高天A+1) AND 小值周期>REF(大值周期,距前高天A) AND 小值周期>REF(小值周期,距前低天A),-1,0);
低保留XA:=IF(局部低点预选C=-1 AND REF(距前高天A,1)>REF(距前低天A,1) AND LLV(L,距前高天A+1)<REF(LLV(L,距前高天A+1),1),-1,0);
低保留XB:=IF(局部低点预选C=-1 AND REF(距前高天A,1)<=REF(距前低天A,1) AND (距前高天A>=4 OR LLV(缺口判断,距前高天A)=-1 OR 判断XA=-1),-1,0);
低保留X:=IF((低保留XA=-1 OR 低保留XB=-1) AND L<REF(H,距前高天A+1),-1,0);
距前高天YA:=BARSLAST(高保留X=1);
距前低天YA:=BARSLAST(低保留X=-1);
预判YX:=IF((距前低天YA<4 AND HHV(缺口判断,距前低天YA)<>1) OR REF(低保留X,距前低天YA)=0,1,0);
判断YX:=IF(局部高点预选C=1 AND REF(距前低天YA,1)<=REF(距前高天YA,1) AND 预判YX=1 AND 大值周期>REF(小值周期,距前低天YA+1) AND 大值周期>REF(小值周期,距前低天YA) AND 大值周期>REF(大值周期,距前高天YA),1,0);
高保留YXA:=IF(局部高点预选C=1 AND REF(距前低天YA,1)>REF(距前高天YA,1) AND HHV(H,距前低天YA+1)>REF(HHV(H,距前低天YA+1),1),1,0);
高保留YXB:=IF(局部高点预选C=1 AND REF(距前低天YA,1)<=REF(距前高天YA,1) AND REF(低保留X,距前低天YA)=-1 AND (距前低天YA>=4 OR HHV(缺口判断,距前低天YA)=1),1,0);
高保留YX:=IF((高保留YXA=1 OR 高保留YXB=1 OR 判断YX=1) AND H>REF(L,距前低天YA+1),1,0);
预判YXA:=IF((距前高天YA<4 AND HHV(缺口判断,距前高天YA)<>1) OR REF(高保留YXA,距前高天YA)=0,1,0);
判断YXA:=IF(局部低点预选C=-1 AND REF(距前高天YA,1)<=REF(距前低天YA,1) AND 预判YXA=1 AND 小值周期>REF(大值周期,距前高天YA+1) AND 小值周期>REF(大值周期,距前高天YA) AND 小值周期>REF(小值周期,距前低天YA),-1,0);
低保留YXA:=IF(局部低点预选C=-1 AND REF(距前高天YA,1)>REF(距前低天YA,1) AND LLV(L,距前高天YA+1)<REF(LLV(L,距前高天YA+1),1),-1,0);
低保留YXB:=IF(局部低点预选C=-1 AND REF(距前高天YA,1)<=REF(距前低天YA,1) AND (距前高天YA>=4 OR LLV(缺口判断,距前高天YA)=-1 OR 判断YXA=-1),-1,0);
低保留YX:=IF((低保留YXA=-1 OR 低保留YXB=-1) AND L<REF(H,距前高天YA+1),-1,0);
AAAD:=IF(高保留YX=1 AND 低保留YX=-1 AND H>REF(H,REF(距前高天YA,1)+2),1,IF(高保留YX=1 AND 低保留YX=-1 AND L<REF(L,REF(距前低天YA,1)+2),-1,0));
极点保留:=IF(AAAD=0,高保留YX+低保留YX,AAAD);
局部极点:IF(极点保留=-1,L,IF(极点保留=1,H,NULL)), CIRCLEDOT ,COLORYELLOW;
DD11:=BARSLAST(ABS(极点保留)<>1);
DRAWTEXT(极点保留=1,局部极点,'卖'),COLORGREEN;
DRAWTEXT(极点保留=-1,局部极点,'买'),COLORRED;
