把出现红箭头跟\N进，做个预警

编写要求：

请老师把出现红箭头跟\N进，做个预警 N:=150; BU:=BARSLAST((CLOSE = HHV(CLOSE,N))); SE:=BARSLAST((CLOSE = LLV(CLOSE,N))); KK1:=SE; KK2:=BU; LM1:=SE; LM2:=BU; OK:=((KK1 > KK2) AND (LM1 > LM2)); OK1:=((KK1 > KK2) AND (LM1 < LM2)); NOK:=((KK2 > KK1) AND (LM2 > LM1)); NOK1:=((KK2 > KK1) AND (LM2 < LM1)); STICKLINE(OK1,CLOSE,OPEN,8,0),COLORFFFF00; STICKLINE(OK1,HIGH,LOW,0,0),COLORFFFF00; STICKLINE(OK,CLOSE,OPEN,8,0),COLORRED; STICKLINE(OK,HIGH,LOW,0,0),COLORRED; STICKLINE(NOK,CLOSE,OPEN,8,0),COLORFFFF00; STICKLINE(NOK,HIGH,LOW,0,0),COLORFFFF00; STICKLINE(NOK1,CLOSE,OPEN,8,0),COLORRED; STICKLINE(NOK1,HIGH,LOW,0,0),COLORRED; DRAWICON(CROSS(KK1,KK2),(OPEN * 0.9999),1); DRAWICON(CROSS(KK2,KK1),(OPEN * 1.0009),2); DRAWTEXT(CROSS(KK1,KK2),(OPEN * 0.99),'跟\N进'),COLORRED;

解答：

?BU:=BARSLAST((CLOSE = HHV(CLOSE,150)));

SE:=BARSLAST((CLOSE = LLV(CLOSE,150)));