Question: Many parallel algorithms require a broadcast step in which one task communicates a value it holds to all of the other tasks. a . Using

Many parallel algorithms require a broadcast step in which one task communicates a value it holds to all of the other tasks.
a. Using the task/channel model described in this chapter, devise an efficient parallel algorithm implementing broadcast.
b. Prove that the algorithm you devised in part (a) has optimal time complexity.

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