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RSV:=(CLOSE-LLV(LOW,30))/(HHV(HIGH,30)-LLV(LOW,30))*100;
K:=SMA(RSV,5,1);
D:=Sma(K,3,1);
J:=3*K-2*D;
AA3:=(HHV(HIGH,21)-CLOSE)/(HHV(HIGH,21)-LLV(LOW,21))*100-10;
AA4:=(CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*100;
AA5:=SMA(AA4,13,8);
走势:=CEILING(SMA(AA5,13,8));
红箭头:FILTER(J>REF(J,1)AND 走势>=REF(走势,1)AND 走势<25 ,5);