RSV:=(C-LLV(L,30))/(HHV(H,30)-LLV(L,30))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
J1:=REVERSE(J);
买点:CROSS(J,J1) AND REF(C,2)>REF(C,1) AND C>O;
STICKLINE(买点,0,2,2,0),COLORYELLOW;

选股公式
RSV:=(C-LLV(L,30))/(HHV(H,30)-LLV(L,30))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
J1:=REVERSE(J);
买点:CROSS(J,J1) AND REF(C,2)>REF(C,1) AND C>O;