Question: Random Item Selection () Modify the protocol of Exercise 2.9.52 so that it can be used to select uniformly at random an element still under

Random Item Selection () Modify the protocol of Exercise 2.9.52 so that it can be used to select uniformly at random an element still under consideration in each iteration of Strategy RankSelect. Your protocol should use at most 2(n − 1) + dT (s, x) messages and 2r(s) + dT (s, x) ideal time units in each iteration. Prove both correctness and complexity.

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