MPI non-blocking communication

 

mpirun -np 2 a.out

            1 as,bs,cs=   14.20000       18.40000      0.0000000E+00
            0 as,bs,cs=   4.200000       8.400000      0.0000000E+00
I am "0" receiv cs=   18.40000    ds =   154.5600    
I am "1" receiv cs=   4.200000    ds =   59.64000