• 7.1.2 published ._. report
  • 7.1.4 published ._. report
  • 7.1.6 published ._. report
  • 7.1.8 published ._. report ._. alternate solution published
  • 7.1.10 published ._. report
  • 7.1.12 published ._. report
  • 7.1.14 two solutions published ._. report
  • 7.1.16 published ._. report ._. alternate solution published
  • 7.1.18 published ._. report
  • 7.2.2 published ._. report
  • 7.2.4 published ._. report
  • 7.2.6 published ._. report
  • 7.2.8 published ._. report
  • 7.2.10 published ._. report
  • 7.3.2 published ._. report
  • 7.3.4 published ._. report
  • 7.3.6 published ._. report
  • 7.4.2 no acceptable solution received ._. report
  • 7.4.4 published ._. report
  • 7.4.6 published ._. report ._. alternate solution published

    Last updated Fri 14 May 99