问题描述：
lingo计算出的结果怎么解读?
Global optimal solution found.
Objective value: 800.0000
Total solver iterations: 2
Variable Value Reduced Cost
X1 250.0000 0.000000
X2 100.0000 0.000000
Row Slack or Surplus Dual Price
1 800.0000 -1.000000
2 0.000000 -4.000000
3 150.0000 0.000000
4 0.000000 1.000000
Global optimal solution found.
Objective value: 800.0000
Total solver iterations: 2
Variable Value Reduced Cost
X1 250.0000 0.000000
X2 100.0000 0.000000
Row Slack or Surplus Dual Price
1 800.0000 -1.000000
2 0.000000 -4.000000
3 150.0000 0.000000
4 0.000000 1.000000
问题解答：
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