zsln

#include <CGAL/Exact_predicates_exact_constructions_kernel_with_sqrt.h>
#include <CGAL/Segment_Delaunay_graph_2.h>
#include <CGAL/Segment_Delaunay_graph_filtered_traits_2.h>


/// slow choice, but did not fail
using K = CGAL::Exact_predicates_exact_constructions_kernel_with_sqrt;

/// very important to have the same kernel for CK/EK/FK if your data possibly contains collinear segments
/// _without_intersections (here) for non-selfintersecting polygons