N:=5; 阴:=C/REF(C,1)<1; 阳:=C/REF(C,1)>1; 极阴次阳:=EXIST(BARSLAST(阳)>2,2) AND REF(C,REF(BARSLAST(阳),1)+1)/REF(C,1)>1.15 AND 阳; 选股:EXIST(极阴次阳,N);
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