N:=34;
MID:=SUM(CLOSE,N)/N;
HH:=MID+2*SQRT(SUM((CLOSE-MID)*(CLOSE-MID),N)/N);
LL:=MID-2*SQRT(SUM((CLOSE-MID)*(CLOSE-MID),N)/N);
RSV:=(CLOSE-MID)/SQRT(SUM((CLOSE-MID)*(CLOSE-MID),N)/N)*100;
K:SMA(RSV,3,1),COLORWHITE;
D:SMA(K,3,1),COLORYELLOW;
J:3*K-2*D,COLORMAGENTA;
