diff --git a/chapter 6/ex 3 b/Chapter 6_/ex 3 similarity index 100% rename from chapter 6/ex 3 rename to Chapter 6_/ex 3 diff --git a/chapter 6/ex1 b/Chapter 6_/ex1 similarity index 100% rename from chapter 6/ex1 rename to Chapter 6_/ex1 diff --git a/chapter 6/ex2 b/Chapter 6_/ex2 similarity index 100% rename from chapter 6/ex2 rename to Chapter 6_/ex2 diff --git a/chapter 6/ex4 b/Chapter 6_/ex4 similarity index 100% rename from chapter 6/ex4 rename to Chapter 6_/ex4 diff --git a/chapter 6/ex5 b/Chapter 6_/ex5 similarity index 100% rename from chapter 6/ex5 rename to Chapter 6_/ex5 diff --git a/chapter 6/ex6 b/Chapter 6_/ex6 similarity index 100% rename from chapter 6/ex6 rename to Chapter 6_/ex6