TO_FLOYD_PRED(dst->id(), src->id()) = dst->id();
TO_FLOYD_COST(dst->id(), src->id()) =
(TO_FLOYD_LINK(dst->id(), src->id()))->link_list.size(); /* count of links, old model assume 1 */
TO_FLOYD_PRED(dst->id(), src->id()) = dst->id();
TO_FLOYD_COST(dst->id(), src->id()) =
(TO_FLOYD_LINK(dst->id(), src->id()))->link_list.size(); /* count of links, old model assume 1 */