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<a accesskey="3" href="page.php?w=Subset_sum_problem&amp;p=2">3.Next</a>
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<p>The <b>subset sum problem</b> (<b>SSP</b>) is a <a href="page.php?w=decision_problem">decision problem</a> in <a href="page.php?w=computer_science">computer science</a>. In its most general formulation, there is a <a href="page.php?w=multiset">multiset</a>  of integers and a target-sum , and the question is to decide whether any subset of the integers sum to precisely . The problem is known to be <a href="page.php?w=NP-completeness">NP-complete</a>. Moreover, some restricted variants of it are NP-complete too, for example:</p>

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* The variant</p><p>
<a accesskey="3" href="page.php?w=Subset_sum_problem&amp;p=2">3.Next</a>
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