請問壹下LON指標公式怎麽縮編？

LC := REF(CLOSE,1);

VID := SUM(VOL,2)/(((HHV(HIGH,2)-LLV(LOW,2)))*100);

RC := (CLOSE-LC)*VID;

LONG := SUM(RC,0);

DIFF := SMA(LONG,10,1);

DEA := SMA(LONG,20,1);

LON : DIFF-DEA;

LONMA : MA(LON,10);

LONT : LON, COLORSTICK;