MPI_Comm comm, int *dst, int *expected_send_count,
int *expected_recv_count, int **src_array)
{
int mask=0x1, k, comm_size, src, rank, relative_rank, lroot=0;
MPI_Comm comm, int *dst, int *expected_send_count,
int *expected_recv_count, int **src_array)
{
int mask=0x1, k, comm_size, src, rank, relative_rank, lroot=0;