出线黄色向上箭头可以买入，出现青色向下箭头可以卖出。

X1: 0;
Var1:=MA(CLOSE,5);
Var2:=MA(CLOSE,10);
Var3:=MA(CLOSE,20);
Var4:=MA(CLOSE,30);
Var5:=(Var1+Var2+Var3+Var4)/4;
Var6:=(Var5-REF(Var5,5))/REF(Var5,5)*1500;
Var7:=(Var5-REF(Var5,5))/REF(Var5,5)*1500;
Var8:=EMA(Var6,8);
VAR9:=TROUGHBARS(3,15,1)<10;
VAR10:=PEAKBARS(3,15,1)<10;
VAR11:=IF(VAR9=1,50,0);
VAR12:=IF(VAR10=1,50,0);
底部:= IF(VAR11=50,50,0);
头部:= IF(VAR12=50,100,0);
a:IF( 底部>REF(底部,1),50,0);
aa:IF(头部>REF(头部,1),50,0);
DRAWTEXT(a=50,100,'买' ),colorred,linethick2;
DRAWTEXT(aa=50,100,'卖'),COLORffffff,linethick2;