#include <stdio.h>
#include <mpi.h>
int main(int argc, char *argv[])
{
	int version, subversion;
	MPI_Init(&argc, &argv);
	MPI_Get_version(&version, &subversion);
	printf("Hello world!\n");
	printf("Your MPI Version is: %d.%d\n", version, subversion);
	MPI_Finalize();
	return(0);
}