Suppose you are a cable guy and are sent out for jobs ji where each has a start time si and finish time fi. you can instantly start a new job once one is finished, but no jobs can overlap. your goal is to get as many jobs as you can done in one day.Prove that greedy strategy choosing the job that starts the latest is possible in an optimal solution.  Prove suboptimality property holds for the cable guy problem.

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A: HI THEREI AM ADDING ASNWER BELOWPLEASE GO THROUGH ITTHANK YOU

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Polynomial Time

The problems for which the deterministic polynomial-time algorithm exists belong to the complexity class (p) and it is central in the field of computational complexity theory. According to Cobham’s thesis, polynomial time is a synonym for “feasible”, “fast”, and “efficient”.