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Problem2514--要几根原材料?
2514: 要几根原材料?
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MiB
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Submit Num: 5
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Description
仓库里有一批8米长的钢筋,现在要截出3米长的毛坯40根,2米长的毛坯40根,试设计最省料的下料方案.问:要几根原材料?
Source/Category
四年级奥数