On Aug 5, 2013, at 9:53 PM, 丁老师 <[email protected]> wrote: > i need to get the number of processor in the command line as the input of my > function.for example, > mpiexec -np 4 > i need the " 4" as the input number of my function. how to get it.
MPI_Comm_rank(MPI_COMM_WORLD,&rank); > > >
