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#include <CGAL/Generalized_map.h>
#include <iostream>
#include <cstdlib>
#include <cassert>
typedef CGAL::Generalized_map<3> GMap_3;
typedef GMap_3::Dart_descriptor Dart_descriptor;
int main()
{
GMap_3 gm;
// Create one combinatorial hexahedron
Dart_descriptor d1 = gm.make_combinatorial_hexahedron();
// Create one square face
Dart_descriptor d2=gm.make_combinatorial_polygon(4);
assert(gm.is_insertable_cell_1_between_two_cells_2(d1,d2));
// Insert the square face as a hole of the face of the hexahedron containing d1
gm.insert_cell_1_between_two_cells_2(d1, d2);
// Display the combinatorial map characteristics.
gm.display_characteristics(std::cout)<<", valid="
<<gm.is_valid()<<std::endl;
std::size_t nb=0;
for(Dart_descriptor dh=gm.darts().begin(); dh!=gm.darts().end(); ++dh)
{ if (gm.is_free<2>(dh)) ++nb; }
std::cout<<"Number of 2-free darts: "<<nb<<std::endl;
return EXIT_SUCCESS;
}
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