VAR2:=SUMBARS(VOL，CAPITAL)；

VAR3:=HHV(VAR 1，var 2)；

VAR4:=LLV(VAR 1，var 2)；

var 5:=(2 * var 1-var 4-REF(var 4， 1))/(var 3-var 4)；

var 6:=(var 1-var 4)/(var 3-var 4)；

var 7:= IF(var 1 & lt； =VAR4，VAR5*60，var 6 * 60)；

VAR8:=600*(EMA (closing, 3)-EMA (low, 30))/EMA (low, 30);

VAR9:=EMA(VAR8，7)；

VARA:= (winner (120 * closing/100)- winner (100 * closing/100)) *100;

VARB:=(- 100)* (winner (120 * closing/100)- winner (100 * closing/100))+5;

Band buying: if (vara+varb