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A problem in combinatorial optimization. Given a set of items with both weight and value, determine the number of each item to include in a collection so that the total weight is at most a given limit and the value of the collection is maximized.

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From FACTOR To KNAPSACK

(1) NP-complete only contains problems that can be answered by Yes or No, which are called decision problems. So FACTOR is not an NP-complete problem even your reduction is correct. In fact, if your r …
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