#include <mpi.h>

main(int argc, char *argv[])
{
  int npes, myrank,i,j;

  MPI_Init(&argc,&argv);
  MPI_Comm_size(MPI_COMM_WORLD,&npes);
  MPI_Comm_rank(MPI_COMM_WORLD,&myrank);
  printf("From process: %d out of %d, Hello World! \n",myrank,npes);
  printf("\n");
  MPI_Finalize();
}