48
between(+ Low:int, + High:int, ? Value:int)
mpi_irecv(? Source,? Tag,- Handle)
mpi_isend(+ Data,+ Dest,+ Tag,- Handle)
mpi_recv(? Source,? Tag,- Data)
mpi_send(+ Data,+ Dest,+ Tag)
mpi_wait(? Handle,- Status)
mpi_wait_recv(? Handle,- Status,- Data)