print values on one line in the examples

Surface_mesh_segmentation/examples/Surface_mesh_segmentation/compute_sdf_values_and_segment_example.cpp

@@ -34,6 +34,7 @@ int main()
     // print segment-ids
     for(Polyhedron::Facet_const_iterator facet_it = mesh.facets_begin(); 
         facet_it != mesh.facets_end(); ++facet_it) {
-        std::cout << segment_property_map[facet_it] << std::endl;
+        std::cout << segment_property_map[facet_it] << " ";
     }
-}
+    std::cout << std::endl;
+}

Surface_mesh_segmentation/examples/Surface_mesh_segmentation/compute_sdf_values_and_segment_with_facet_ids_example.cpp

@@ -60,8 +60,9 @@ int main()
     // access SDF values (with constant-complexity)
     for(Polyhedron::Facet_const_iterator facet_it = mesh.facets_begin();
       facet_it != mesh.facets_end(); ++facet_it) {
-        std::cout << sdf_property_map[facet_it] << std::endl;
+        std::cout << sdf_property_map[facet_it] << " ";
     }
+    std::cout << std::endl;
 
     // create a property-map for segment-ids
     std::vector<int> segment_ids(mesh.size_of_facets());
@@ -72,6 +73,7 @@ int main()
     // access segment-ids (with constant-complexity)
     for(Polyhedron::Facet_const_iterator facet_it = mesh.facets_begin();
       facet_it != mesh.facets_end(); ++facet_it) {
-        std::cout << segment_property_map[facet_it] << std::endl;
+        std::cout << segment_property_map[facet_it] << " ";
     }
+    std::cout << std::endl;
 }

Surface_mesh_segmentation/examples/Surface_mesh_segmentation/compute_sdf_values_example.cpp

@@ -46,6 +46,7 @@ int main()
   // print SDF values
   for(Polyhedron::Facet_const_iterator facet_it = mesh.facets_begin();
       facet_it != mesh.facets_end(); ++facet_it) {
-      std::cout << sdf_property_map[facet_it] << std::endl;
+      std::cout << sdf_property_map[facet_it] << " ";
   }
+  std::cout << std::endl;
 }

Surface_mesh_segmentation/examples/Surface_mesh_segmentation/segment_from_sdf_values_example.cpp

@@ -43,8 +43,9 @@ int main()
     for(Polyhedron::Facet_const_iterator facet_it = mesh.facets_begin();
         facet_it != mesh.facets_end(); ++facet_it) {
         // ids are between [0, number_of_segments -1]
-        std::cout << segment_property_map[facet_it] << std::endl;
+        std::cout << segment_property_map[facet_it] << " ";
     }
+    std::cout << std::endl;
 
     const int number_of_clusters = 4;       // use 4 clusters in soft clustering
     const double smoothing_lambda = 0.3;  // importance of surface features, suggested to be in-between [0,1]
@@ -53,4 +54,4 @@ int main()
     // This feature becomes important when we want to segment the mesh several times with different parameters.
     CGAL::segment_from_sdf_values(
       mesh, sdf_property_map, segment_property_map, number_of_clusters, smoothing_lambda);
-}
+}