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DIFF :=EMA(CLOSE,12) - EMA(CLOSE,26);DEA :=EMA(DIFF,9);MACD :=2*(DIFF-DEA);n1:=sumbars(macd>0 and ref(macd<0,1),1);n2:=sumbars(macd<0 and ref(macd>0,1),1);
死叉:llv(MACD,n2);金叉:hhv(MACD,n1);