Question: prove that the problem is NP-complete PROBLEM: 4-SAT INPUT: A set of m clauses in 4-CNF form, n variables. OUTPUT: Yes if and only if

prove that the problem is NP-complete

PROBLEM: 4-SAT

INPUT: A set of m clauses in 4-CNF form, n variables.

OUTPUT: Yes if and only if there is a truth assignment which satisfies all the clauses.

Use 3-SAT

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