与‘组合数学-Dilworth定理’有关的日志

poj1548

maksyuki 发表于 oj 分类,标签: ,
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poj1548

Robots

Your company provides robots that can be used to pick up litter from fields after sporting events and concerts. Before robots are assigned to a job, an aerial photograph of the field is marked with a grid. Each location in the grid that cont >>继续阅读

poj1065

maksyuki 发表于 oj 分类,标签: ,
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poj1065

Wooden Sticks

There is a pile of n wooden sticks. The length and weight of each stick are known in advance. The sticks are to be processed by a woodworking machine in one by one fashion. It needs some time, called setup time, for the machine to pre >>继续阅读