求第一题：
Model:
Max=x1+x2+x3+x4;
373*x1+201*x2<=1500;
373*x3+201*x4<=3000;
@gin(x1);
@gin(x2);
@gin(x3);
@gin(x4);
x1>=1;
x2>=1;
x3>=1;
x4>=1;
X1 1.000000 -1.000000
X2 5.000000 -1.000000
X3 1.000000 -1.000000
X4 13.00000 -1.000000
Model:
Max=x1+x2+x3+x4;
373*x1+201*x2<=1500-373;
373*x3+201*x4<=3000-373;
@gin(x1);
@gin(x2);
@gin(x3);
@gin(x4);
x1>=1;
x2>=1;
x3>=1;
x4>=1;
X1 1.000000 -1.000000
X2 3.000000 -1.000000
X3 1.000000 -1.000000
X4 11.00000 -1.000000
Model:
Max=x1+x2+x3+x4;
373*x1+201*x2<=1500-373*2;
373*x3+201*x4<=3000-373*2;
@gin(x1);
@gin(x2);
@gin(x3);
@gin(x4);
x1>=1;
x2>=1;
x3>=1;
x4>=1;
X1 1.000000 -1.000000
X2 1.000000 -1.000000
X3 1.000000 -1.000000
X4 9.000000 -1.000000
Model:
Max=x1+x2+x3+x4;
373*x1+201*x2<=1500-373*3;
373*x3+201*x4<=3000-373*3;
@gin(x1);
@gin(x2);
@gin(x3);
@gin(x4);
End
X1 0.000000 -1.000000
X2 1.000000 -1.000000
X3 0.000000 -1.000000
X4 9.000000 -1.000000