 to all other nodes.
    </p>

    <p>
      The program is mainly of interest as a starting point for a parallelization
      effort using OpenMP.
    </p>

    <p>
      The example graph handled by the program has 6 nodes and 8 links,
      each with a positive length:
      <pre>
    N0--15--N2-100--N3
      \      |     /
       \     |    /
        40  20  10
          \  |  /
           \ | /
            N1
            / \
           /   \
          6    25
         /       \
        /         \
    