# Copyright (c) 2002 Trustees of Indiana University | |
# | |
# Distributed under the Boost Software License, Version 1.0. | |
# (See accompanying file LICENSE_1_0.txt or copy at | |
# http://www.boost.org/LICENSE_1_0.txt) | |
# five vertices | |
n 5 | |
# the edges | |
e | |
1 2 | |
0 1 | |
2 0 |