fig09_30.cpp

经典书籍源代码啊。。。第三版。。。数据结构与算法分析——C++描述(第3版).

/**
 * Print shortest path to v after dijkstra has run.
 * Assume that the path exists.
 */
void Graph::printPath( Vertex v )
{
    if( v.path != NOT_A_VERTEX )
    {
        printPath( v.path );
        cout << " to ";
    }
    cout << v;
}