/********************************************************************** c c A simple "hello world" program for MPI/F c c**********************************************************************/ program main include 'mpif.h' C C Initialize environment C call mpi_init(ierr) call mpi_comm_rank(MPI_COMM_WORLD, whoami, ierr) call mpi_comm_size(MPI_COMM_WORLD, npes, ierr) write(*,*) 'Hello World! (from ',whoami,')' call mpi_finalize(ierr) END