将出现红色箭头做预警和选股

编写要求：

DRAWNUMBER(ISLASTBAR ,C,C),COLORMAGENTA; PL5:=HHV(H,18); SJTJ:=DATE<1590301; AA:=ABS((2*CLOSE+HIGH+LOW)/4-MA(CLOSE,30))/MA(CLOSE,30); 长期趋势线:=DMA((2*CLOSE+LOW+HIGH)/4,AA); CC:=(CLOSE/长期趋势线); MA1:=MA(CC*(2*CLOSE+HIGH+LOW)/4,3); MAAA:=((MA1-长期趋势线)/长期趋势线)/3; TMP:=MA1-MAAA*MA1; 长期趋势上升:IF(TMP>长期趋势线 ,长期趋势线,DRAWNULL),LINETHICK4,COLORRED; IF(TMP>长期趋势线,长期趋势线,DRAWNULL),COLORYELLOW,POINTDOT,LINETHICK4; 长期趋势下降:IF(TMP<=长期趋势线,长期趋势线,DRAWNULL),LINETHICK4,COLORGREEN; IF(TMP<=长期趋势线,长期趋势线,DRAWNULL),COLORBLUE,POINTDOT,LINETHICK4; HZS:=CROSS(TMP,长期趋势线); LZS:=CROSS(长期趋势线,TMP); DRAWICON(HZS,长期趋势线-0.1,26); DRAWICON(LZS,长期趋势线+0.1,24); {DRAWICON(TMP<=长期趋势线 AND NOT(LZS),长期趋势线-0.1,14)}; {DRAWICON(TMP>长期趋势线 AND NOT(HZS),长期趋势线+0.1,13)}; MAH:=(H*18+REF(H,1)*17+REF(H,2)*16+REF(H,3)*15+REF(H,4)*14+REF(H,5)*13+REF(H,6)*12+REF(H,7)*11+REF(H,8)*10+REF(H,9)*9+REF(H,10)*8+REF(H,11)*7+REF(H,12)*6+REF(H,13)*5+REF(H,14)*4+REF(H,15)*3+REF(H,16)*2+REF(H,17)*1)/171; MAL:=(L*18+REF(L,1)*17+REF(L,2)*16+REF(L,3)*15+REF(L,4)*14+REF(L,5)*13+REF(L,6)*12+REF(L,7)*11+REF(L,8)*10+REF(L,9)*9+REF(L,10)*8+REF(L,11)*7+REF(L,12)*6+REF(L,13)*5+REF(L,14)*4+REF(L,15)*3+REF(L,16)*2+REF(L,17)*1)/171; MA5:=MA(CLOSE,5); MA10:=MA(CLOSE,10); MA20:=MA(CLOSE,20); MA60:=MA(CLOSE,60); DK:= SJTJ AND( CLOSE>=MAH OR (C>MA5 AND C>MA10 AND C>MA20 AND C>MA60)); KK:= SJTJ AND( MAL>CLOSE OR (CCLOSE,OPEN,CLOSE); LT:=IF(OPEN0 AND HS,OPEN,CLOSE,2,0),COLORRED; STICKLINE(W2>0 AND HS,OPEN,H,0.0,0),COLORRED; STICKLINE(W2>0 AND HS,C,L,0.0,0),COLORRED; STICKLINE(W2<=0 AND HS,OPEN,CLOSE,2,1),COLORRED; STICKLINE(W2<=0 AND HS,O,L,0.0,0),COLORRED; STICKLINE(W2<=0 AND HS,C,H,0.0,0),COLORRED; STICKLINE(W2>0 AND LS,OPEN,CLOSE,2,0),COLORGREEN; STICKLINE(W2>0 AND LS,OPEN,H,0.0,0),COLORGREEN; STICKLINE(W2>0 AND LS,C,L,0.0,0),COLORGREEN; STICKLINE(W2<=0 AND LS,OPEN,CLOSE,2,1),COLORGREEN; STICKLINE(W2<=0 AND LS,C,H,0.0,0),COLORGREEN; STICKLINE(W2<=0 AND LS,O,L,0.0,0),COLORGREEN; DRAWTEXT(HS=1 AND REF(LS,1),LOW*0.995,12),COLORYELLOW; DRAWTEXT(LS=1 AND REF(HS,1),H*1.005,13),COLORYELLOW; DRAWNUMBER(ISLASTBAR AND LS,MAH,MAH),COLORYELLOW; DRAWNUMBER(ISLASTBAR AND HS,MAL,MAL),COLORYELLOW; 趋势线:=(MAH+MAL)/2 COLORGREEN,,LINETHICK2; 中级趋势上升:IF(HS,趋势线,DRAWNULL),LINETHICK2,COLORRED; 中级趋势下降:IF(LS,趋势线,DRAWNULL),LINETHICK2,COLORGREEN; DRAWICON(HS,趋势线*0.995,1); DRAWICON(LS,趋势线*1.005,2); 最新价:IF(SJTJ, C,DRAWNULL),LINETHICK0,COLORYELLOW; DRAWTEXT_FIX(C>0,0.004,1,0,EXTERNSTR(0,1)),COLORBLUE,LINETHICK2;

解答：

?{只要是红箭头都选}

SJTJ:=DATE<1590301;