% mpicc -o bcast3 bcast3.c % mpirun -np 4 bcast3 1 1.1 Process 0 got 1 and 1.100000 2 2.6 Process 0 got 2 and 2.600000 -1 1.0 Process 0 got -1 and 1.000000 Process 1 got 1 and 1.100000 Process 1 got 2 and 2.600000 Process 1 got -1 and 1.000000 Process 3 got 1 and 1.100000 Process 3 got 2 and 2.600000 Process 3 got -1 and 1.000000 Process 2 got 1 and 1.100000 Process 2 got 2 and 2.600000 Process 2 got -1 and 1.000000