P1:    'Hello, world!'
P2:    'Hello, world!'
P3:    'Hello, world!'
P4:    'Hello, world!'
P6:    'Hello, world!'
P7:    'Hello, world!'
12 March 2020 11:15:47 AM

P5:    'Hello, world!'
P0:  HELLO_MPI - Master process:
P0:    C++/MPI version
P0:    An MPI example program.

P0:    The number of processes is 8

P0:    'Hello, world!'
P0:    Elapsed wall clock time = 1.1362e-05 seconds.

P0:  HELLO_MPI:
P0:    Normal end of execution.

12 March 2020 11:15:47 AM