截图就算了,太麻烦了,百度还要审查,附上程序和结果
max=175*x1+300*x2+120*x3+3.5*y2+450*y1+6.8*x+7*y;
x1+x2+x3+1.5*y1<=100;
400*y1+y2<=25000;
20*x1+35*x2+10*x3+100*y1+0.6*y2+x =3500;
30*x1+75*x2+40*x3+50*y1+0.3*y2+y=4000;
y1<=32;
y2<=3000;
运行结果:
Global optimal solution found.
Objective value: 51800.00
Total solver iterations: 0
Variable Value Reduced Cost
X1 0.000000 171.0000
X2 0.000000 463.0000
X3 0.000000 228.0000
Y2 0.000000 2.680000
Y1 0.000000 580.0000
X 3500.000 0.000000
Y 4000.000 0.000000
Row Slack or Surplus Dual Price
1 51800.00 1.000000
2 100.0000 0.000000
3 25000.00 0.000000
4 0.000000 6.800000
5 0.000000 7.000000
6 32.00000 0.000000
7 3000.000 0.000000
你修改一下你的电脑的时间,就行了,每款lingo软件都限制了使用年限呢