def METHOD_NAME(A: dace.int32[10], rank: dace.int32):
    pgrid = dace.comm.Cart_create([2, P // 2])
    sgrid = dace.comm.Cart_sub(pgrid, [False, True])
    dace.comm.Bcast(A, grid=pgrid)
    B = np.empty_like(A)
    B[:] = rank % 10
    dace.comm.Bcast(B, grid=sgrid)
    A[:] = B