X_1:=IF(DATE<=1220101,1,0);
X_2:=IF(MONTH<12,1,100000);
X_3:=(2*CLOSE+HIGH+LOW)/4;
X_4:=LLV(LOW,34);
X_5:=HHV(HIGH,34);
X_6:=ema((X_3-X_4)/(X_5-X_4)*100,13);
X_7:=Ema(0.667*REF(X_6,1)+0.333*X_6,2);
X_8:=EMA(X_6-X_7,0);
红箭头:X_8>0 AND REF(X_8,1)<0 AND X_1;