Added exercises in chapter 3
Create README.md
Update README.md
Added exercises in chapter 4
Delete .gitattributes
Added exercises in chapter 5
Added exercises in chapter 6
Added exercises in chapter 7
Added exercises in chapter 8
Added exercises in chapter 9
Added exercises in chapter 10
Added exercises in chapter 11
Added exercises in chapter 12
Added exercises in chapter 13
Added exercises in chapter 14