diff --git a/01.Introduction.pdf b/01.Introduction.pdf
index 77f7441..a619b6e 100644
Binary files a/01.Introduction.pdf and b/01.Introduction.pdf differ
diff --git a/02.Basic_Concepts_I.pdf b/02.Basic_Concepts_I.pdf
index da39f78..18d871b 100644
Binary files a/02.Basic_Concepts_I.pdf and b/02.Basic_Concepts_I.pdf differ
diff --git a/03.Basic_Concepts_II.pdf b/03.Basic_Concepts_II.pdf
index b6cc46c..bfeda32 100644
Binary files a/03.Basic_Concepts_II.pdf and b/03.Basic_Concepts_II.pdf differ
diff --git a/04.Basic_Concepts_III.pdf b/04.Basic_Concepts_III.pdf
index 81b5708..3b0cd6f 100644
Binary files a/04.Basic_Concepts_III.pdf and b/04.Basic_Concepts_III.pdf differ
diff --git a/05.Basic_Concepts_IV.pdf b/05.Basic_Concepts_IV.pdf
index cf20da7..fc17f22 100644
Binary files a/05.Basic_Concepts_IV.pdf and b/05.Basic_Concepts_IV.pdf differ
diff --git a/06.Object_Oriented_I.pdf b/06.Object_Oriented_I.pdf
index bc20d0d..221a044 100644
Binary files a/06.Object_Oriented_I.pdf and b/06.Object_Oriented_I.pdf differ
diff --git a/07.Object_Oriented_II.pdf b/07.Object_Oriented_II.pdf
index 925fe94..97209ec 100644
Binary files a/07.Object_Oriented_II.pdf and b/07.Object_Oriented_II.pdf differ
diff --git a/08.Templates_I.pdf b/08.Templates_I.pdf
index f6e9f68..197f14d 100644
Binary files a/08.Templates_I.pdf and b/08.Templates_I.pdf differ
diff --git a/09.Templates_II.pdf b/09.Templates_II.pdf
index 7d7ceed..7e673d4 100644
Binary files a/09.Templates_II.pdf and b/09.Templates_II.pdf differ
diff --git a/10.Translation_Units.pdf b/10.Translation_Units.pdf
index 166c962..331a0ee 100644
Binary files a/10.Translation_Units.pdf and b/10.Translation_Units.pdf differ
diff --git a/11.Code_Convention.pdf b/11.Code_Convention.pdf
index 21c02ea..631e3ca 100644
Binary files a/11.Code_Convention.pdf and b/11.Code_Convention.pdf differ
diff --git a/12.Ecosystem.pdf b/12.Ecosystem.pdf
index 7e2a34c..244adad 100644
Binary files a/12.Ecosystem.pdf and b/12.Ecosystem.pdf differ
diff --git a/13.Utilities.pdf b/13.Utilities.pdf
index 5c3c3d4..79e3cab 100644
Binary files a/13.Utilities.pdf and b/13.Utilities.pdf differ
diff --git a/14.Iterators_Containers_Alg.pdf b/14.Iterators_Containers_Alg.pdf
index ef0072c..45393bf 100644
Binary files a/14.Iterators_Containers_Alg.pdf and b/14.Iterators_Containers_Alg.pdf differ
diff --git a/15.Advanced_Topics.pdf b/15.Advanced_Topics.pdf
index bbbda05..cc35fe7 100644
Binary files a/15.Advanced_Topics.pdf and b/15.Advanced_Topics.pdf differ
diff --git a/16.Optimization_I.pdf b/16.Optimization_I.pdf
index 0f9eac6..846b35c 100644
Binary files a/16.Optimization_I.pdf and b/16.Optimization_I.pdf differ
diff --git a/17.Optimization_II.pdf b/17.Optimization_II.pdf
index 8897b38..801b32d 100644
Binary files a/17.Optimization_II.pdf and b/17.Optimization_II.pdf differ