/* -*- C -*- * * $HEADER$ * * The most basic of MPI applications */ #include #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, World, I am %d of %d\n", rank, size); if (0 != rank) MPI_Abort(MPI_COMM_WORLD, rank); MPI_Finalize(); return 0; }