// compute residual path from source to sink using depth first search
public virtual List <int> ComputeResidualPath(FlowGraph network)
{
// Subclasses need to override this to find a residual path.
return(null);
}
// compute residual path from source to sink using depth first search
public virtual List <int> ComputeResidualPath(FlowGraph network)
{
// Subclasses need to override this to find a residual path.
return(null);
}