通达信飞龙神探指标公式

N:=13;
a1:=(c-ref(c,n))/c*100;
飞龙神探:a1 color00ffcc;
抄底:if(a1<=-20,a1,0) stick colorred;
逃顶:if(a1>=20,a1,0) stick colorblue;
0;