#include <stdio.h>
#include <mpi.h>

int main(int argc, char** argv)  {
	int myrank, size;

	MPI_Init(NULL,NULL); 

	MPI_Comm_size(MPI_COMM_WORLD,&size);
	MPI_Comm_rank(MPI_COMM_WORLD,&myrank);
	/*
	.....
	*/
	MPI_Finalize();

}