#include <CGAL/Dynamic_property_map.h>
int main()
{
CGAL::internal::Dynamic_property_map<int,int> dpm(2);
assert(dpm.default_value() == 2);
assert(get(dpm, 0) == 2);
put(dpm, 0, 1);
assert(get(dpm, 0) == 1);
return 0;
}