帮忙将这个公式化成能让lingo、lindo运行的程序

min 28*sqrt(5^2+z^2)+7.2*sqrt((8-y-z)^2+(15-x)^2)+7.2*sqrt(x^2+(5-y)^2)+7.2*y
st
z>=0
y>=0
x>=0
end

min=28*@sqrt(5^2+z^2)+7.2*@sqrt((8-y-z)^2+(15-x)^2)+7.2*@sqrt(x^2+(5-y)^2)+7.2*y;

结果

Local optimal solution found.
  Objective value:    279.1688
  Infeasibilities:    0.000000
  Extended solver steps:    5
  Total solver iterations:    272

    Variable    Value    Reduced Cost
    Z    0.6482374    0.8105301E-08
    Y    1.845754    -0.3551954E-07
    X    5.463314    -0.1906322E-07

    Row    Slack or Surplus    Dual Price
    1    279.1688    -1.000000