hello_mpi.c
c52f15310a1bmaster

hello_mpi.c
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			#include <stdio.h>
			#include <mpi.h>

			int main (int argc, char *argv[]){

			int rank, size;

			MPI_Init (&argc, &argv);
			MPI_Comm_rank (MPI_COMM_WORLD, &rank);
			MPI_Comm_size (MPI_COMM_WORLD, &size);
			printf( "Hello from process %d of %d\n", rank, size );
			MPI_Finalize();
			return 0;
			}