# g.add_arcs([[1,2],[2,1],[2,3],[3,4],[4,5],[5,3]])
# for component in g.strongly_connected_components.to_partitions
# do
-# print component
+# print component
# end
# # Prints [1,2] and [3,4,5]
# ~~~
# g.add_arc(0, 2)
# g.add_arc(1, 2)
# for arc in g.arcs_iterator do
- # assert g.has_arc(arc[0], arc[1])
+ # assert g.has_arc(arc[0], arc[1])
# end
# ~~~
fun arcs_iterator: Iterator[Array[V]] do return new ArcsIterator[V](self)
# g.add_arc(1, 3)
# g.add_arc(2, 3)
# for arc in g.incoming_arcs(3) do
- # assert g.is_predecessor(arc[0], arc[1])
+ # assert g.is_predecessor(arc[0], arc[1])
# end
# ~~~
fun incoming_arcs(u: V): Collection[Array[V]]
# g.add_arc(2, 3)
# g.add_arc(1, 2)
# for arc in g.outgoing_arcs(1) do
- # assert g.is_successor(arc[1], arc[0])
+ # assert g.is_successor(arc[1], arc[0])
# end
# ~~~
fun outgoing_arcs(u: V): Collection[Array[V]]