#include "MyMPI.hpp"
#include "P2PComm.hpp"
#include <iostream> 

using namespace MF;
using std::cout;
using std::endl;

int main(int argc, char* argv[])
{
  const MyMPI* mpi = MyMPI::instance();
  const int master = 0;

  if (mpi->rank() == master)  //master
  {
    Transceiver<BSend, Recv> transceiver;
    const double toSend = 13.13;
    const int cnt = 1;
    const int tag = 0;
    for (int dest=1; dest<mpi->size(); ++dest)
    {
      transceiver.send(&toSend, cnt, MPI::DOUBLE, dest, tag);
    }
  }
  else
  {
    double toRecv;
    const int cnt = 1;
    const int from = master;
    const int tag = 0;  
    MPI::Status status;

    Transceiver<> transceiver;
    transceiver.recv(&toRecv, cnt, MPI::DOUBLE, from, tag, status);
    cout << toRecv << endl;
  }

  return 0;
}