HDU5410-CRB and His Birthday
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题目大意:
有m个货币,n种商品,买x(x>0)个某种商品 就能得到a*x+b个糖果,问如果使得到的糖果数最多。
题目解析:
很容易看出是一道背包题,难点在于a*x+b怎么处理。
可以把一种商品分成两种,两种消耗都是w[i],其中一种价值为a[i]+b[i],只能买一个;另一种价值为a[i],可以买任意数量。
这就转换为01背包+完全背包了。
代码如下:
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