This is a parallel realization of quicksort algorithm, which implements MPI technology of message-passing between processes (or processors). The processors interact here as elements of a hypercube.

Simple Hypercube Quicksort using MPI

Hypercube quicksort MPI implementation (MS-MPI v7 used)

Parallel Programming with MPI − Hypercube Quicksort

Implementation of the hypercube quicksort algorithm in C with MPI