More implementation for attacking

graph.cpp

@@ -138,7 +138,7 @@ list<Vertex*> Graph::get_colour(int colour)
 }
 
 
-list<Edge> Graph::get_vertex_edges(Vertex* v)
+list<Edge> Graph::get_edges(Vertex* v)
 {
     list<Edge> answer;
 
@@ -151,3 +151,19 @@ list<Edge> Graph::get_vertex_edges(Vertex* v)
 
     return answer;
 }
+
+
+list<Vertex*> Graph::get_neighbors(Vertex* v)
+{
+    list<Vertex*> answer;
+
+    for (list<Edge>::iterator cursor = edges.begin();
+	 cursor != edges.end(); cursor++)
+    {
+	Edge e = *cursor;
+	if (e.a == v) answer.push_back(e.b);
+	else if (e.b == v) answer.push_back(e.a);
+    }
+
+    return answer;
+}