Listing 6. glpsol output for the integer-constrained post office problem.
清单6 . glpsol对整型约束邮局问题的输出结果。
The post office problem introduced MathProg expressions and integer-only decision variables.
邮局问题中引入了MathProg表达式和只使用整型的决策变量。
This is a bit of a shocker. Perhaps the problem is so advanced that in the Bermuda post office they have an abbreviated way of referring to these items as "MTBs."
这有点儿让人意外，也许此类问题在百慕大邮局太突出了，他们早就用缩写“MTB——误投百慕大”来代称了。
This made going to shops and back impossible, unless your errand tookmore than ten minutes (which at the post office here in Mexico is no problem).
这使得逛超市之后再借车变得不可能，除非你要干的事情超过10分钟（这在墨西哥的邮局是没有问题的）。
This made going to shops and back impossible, unless your errand tookmore than ten minutes (which at the post office here in Mexico is no problem).
这使得逛超市之后再借车变得不可能，除非你要干的事情超过10分钟（这在墨西哥的邮局是没有问题的）。
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