| # 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 |