AA:=LLV(L,34);
XD:=SMA(ABS(L-REF(L,1)),34,1);
CD:=SMA(MAX(L-REF(L,1),0),34,2);
收盤買:=-(EMA(IF(L<=AA,XD/CD,-3),9));
XG:收盤買<0 AND 收盤買>REF(收盤買,1) AND REF(EVERY(收盤買