- printf("MPI_Comm_split is not implemented\n");
- //MPI_Comm_split(MPI_COMM_WORLD, worldrank % 2, worldrank, &localcomm);
- //MPI_Comm_rank(localcomm, &localrank);
- //printf("node with world rank %d has local rank %d\n", worldrank, localrank);
+ MPI_Comm_split(MPI_COMM_WORLD, worldrank % 2, worldrank, &localcomm);
+ MPI_Comm_rank(localcomm, &localrank);
+ printf("node with world rank %d has local rank %d\n", worldrank, localrank);