Describe an algorithm that will determine a shortest walk

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Reference no: EM131257993

(a) Describe an algorithm that will determine a shortest walk from a source node s to a sink node t subject to the additional condition that the walk must visit a specified node p. Will this walk always be a path?

(b) Describe an algorithm for determining a shortest walk from node s to node t that must visit a specified arc (p, q).

Reference no: EM131257993

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