{一线定乾坤DZH2}
DRAWTEXTREL(22,40,'凯恩斯一线分牛熊'),linethick5,colorRed;
DRAWTEXTREL(280,50,'红色牛市，大胆做多'),linethick1,colorred;
DRAWTEXTREL(440,50,'蓝色熊市，持币为主'),linethick1,colorblue;
a:=(3*c+l+o+h)/6;
X:=(20*a+19*ref(a,1)+18*ref(a,2)+17*r