Question: Let L2 = {S | where S is a set of natural numbers represented in binary, and for some A S and BSA,the sum of

Let L2 = {S | where S is a set of natural numbers represented in binary, and for some A S and BSA,the sum of the elements of A equals the sum of the elements of B}. Show that L2 NP. Also, give a short (one or two sentence) description of why L2 is unlikely to be in P.

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