回想算法,非算法高手勿进

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Release: 2016-06-13 12:34:48
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回溯算法,非算法高手勿进!

本帖最后由 xuzuning 于 2011-06-10 14:40:16 编辑 给定物品n件,他们的重量分别是w[0],w[1],……w[n-1],物品的价值分别为v[0],v[1],……v[n-1],另有一个背包,它可以容纳的总重量为w。设计一种物品挑选方案,要求从这n件物品中所选取的物品的总重量不超过背包的容量w,使选中物品的价值之和最大。

这个是很常见的背包回溯算法,谁能用php写一下!


注意:与算法无关的回复,将毫不留情的删去! 版主
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