COPYRIGHT C 1994 by Andrew Goldberg and Robert Kennedy.
Permission to use free of charge is granted provided that proper acknowledgments are given.
This software comes with NO WARRANTY, expressed or implied. By way of example, but not limitation, we make no representations of warranties of merchantability or fitness for any particular purpose or that the use of the software components or documentation will not infringe any patents, copyrights, trademarks, or other rights.
Any later modifications are COPYRIGHT (c) 2015 by Rick Bradley, under the same license as above.
Third-party code (e.g., including but not limited to DIMACS code) included herein may be governed by other copyright terms.