% mpicc -o bcast bcast.c % mpirun -np 4 bcast 10 Process 0 got 10 22 Process 0 got 22 -1 Process 0 got -1 Process 1 got 10 Process 1 got 22 Process 1 got -1 Process 2 got 10 Process 2 got 22 Process 2 got -1 Process 3 got 10 Process 3 got 22 Process 3 got -1