Better Hello (C)

• #include "mpi.h"

• #include <stdio.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( "I am %d of %d\n", rank, size );

• MPI_Finalize();

• return 0;

• }

Notes: