Given a mesh of p x p processors. Note that Exactly-One Partial Permutation Routing (EOPPR) is a special case of general routing problem. In EOPPR, each processor is the origin (and destination) of exactly one packet. This problem can be solved in <= 2(p-1) steps using Algorithm PPR given in the class. Note that there are always totally p x p packets. Give a best case and a worst case of using Algorithm PPR for a mesh of 5 x 5 processors. That is, (a) give a case that the run time is 1 for a mesh of 5 x 5 processors, and (b) give a case that that the run time is 2(5-1) = 8 for a mesh of 5 x 5 processors.

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Given a mesh of p x p processors. Note that Exactly-One Partial Permutation Routing (EOPPR) is a special case of general routing problem. In EOPPR, each processor is the origin (and destination) of exactly one packet. This problem can be solved in <= 2(p-1) steps using Algorithm PPR given in the class. Note that there are always totally p x p packets.

Give a best case and a worst case of using Algorithm PPR for a mesh of 5 x 5 processors. That is,

(a) give a case that the run time is 1 for a mesh of 5 x 5 processors, and

(b) give a case that that the run time is 2(5-1) = 8 for a mesh of 5 x 5 processors.

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