现金为王，顶部底部买卖准确，买卖提示准确及时，抄底逃顶自己掌握
 有未来函数

q2:=(CLOSE-LLV(LOW, 18))/(HHV(HIGH, 18)-LLV(LOW, 18))*100;

q3:=SMA(q2, 9, 1);

q4:=SMA(q3, 3, 1);

长趋势:3*q3-2*q4,colorwhite,linethick3;

趋势线:EMA(q3, 3),colorred,linethick3;

DRAWTEXT(CROSS(趋势线, 长趋势) AND REF(长趋势,1)>80, REF(长趋势,3), '▼现金为王'), Color00ff00,linethick5;

▲逢低买入: DRAWTEXT(REF(CROSS(趋势线,长趋势),82) AND 趋势线>1.3*长趋势,长趋势,'▲逢低买入'), Color00Ffff, linethick1;

▲低买: DRAWTEXT(REF(CROSS(长趋势,趋势线),1) AND 长趋势>1.3*趋势线,趋势线,'▲低买'),colorblue,linethick1;

var3:=PEAKBARS(3,15,1)<10;

var5:=IF(var3=1,2,0);

顶:= IF(var5=2,2,0);

顶a:IF(顶>REF(顶,1),50,0),colorgreen, linethick2;

DRAWTEXT(顶a=50,55,'顶部清仓