func (t *Arith) Divide(args *arith.ArithRequest, reply *arith.ArithResponse) error {
if args.GetB() == 0 {
return errors.New("divide by zero")
}
reply.Quo = proto.Int32(args.GetA() / args.GetB())
reply.Rem = proto.Int32(args.GetA() % args.GetB())
return nil
}
