#include <iostream.h>
#include <mpi++.h>

int main(int argc, char **argv)
{
    int size;
    int rank;
    int value=34567;
    int root=0;

    MPI::Init(argc, argv);
    size = MPI::COMM_WORLD.Get_size();
    rank = MPI::COMM_WORLD.Get_rank();
    MPI::COMM_WORLD.Bcast(&value, 1, MPI_INT, 0);
    cout << "Hello from process " << rank 
         << " out of " << size << ", Received: " 
         << value << endl; 
 
    MPI::Finalize();
    return 0;
}

/*

recon -v lamhosts

lamboot -v lamhosts 

LAM 6.5.6/MPI 2 C++/ROMIO - University of Notre Dame

Executing hboot on n0 (deadend.tjhsst.edu - 1 CPU)...
Executing hboot on n1 (helium.tjhsst.edu - 1 CPU)...
Executing hboot on n2 (silicon.tjhsst.edu - 1 CPU)...
Executing hboot on n3 (phosphorus.tjhsst.edu - 1 CPU)...
Executing hboot on n4 (magnesium.tjhsst.edu - 1 CPU)...
topology done      

mpiCC -o bcastCC bcastMPI.cpp

mpirun N bcastCC
Hello from process 0 out of 5, Received: 34567
Hello from process 3 out of 5, Received: 34567
Hello from process 1 out of 5, Received: 34567
Hello from process 2 out of 5, Received: 34567
Hello from process 4 out of 5, Received: 34567

*/