Question: Give a polynomial-time algorithm for computing a longest path in a DAG (directed acyclic graph). Next, given a polynomial-time algorithm that, given a DAG G

Give a polynomial-time algorithm for computing a longest path in a DAG (directed acyclic graph). Next, given a polynomial-time algorithm that, given a DAG G and an integer k, computes the number of paths in G that are of length at least k

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