K线、MACD、成交量以及KDJ四个指标中至少有三个指标在同一天发生金叉的公式

K:=0;
if cross(ma(c,5),ma(c,10)) then
K:=K+1;
if cross("macd.diff","macd.dea") then
K:=K+1;
if cross(ma(v,5),ma(v,10)) then
K:=K+1;
if cross("kdj.k","kdj.j") then
K:=K+1;
K>=3;