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

main(int argc, char** argv)
{
  int nproc, ich;

  MPI_Init(&argc, &argv);
  MPI_Comm_size(MPI_COMM_WORLD, &nproc);
  MPI_Comm_rank(MPI_COMM_WORLD, &ich);

    printf(" *** Hallo von Prozessor %i aus %i \n", ich, nproc);

  MPI_Finalize();
}