Solved 1.16
Solved 1.17
Solved
Solved
Add template
Solved 1.20
Modify format for reST
FIxed lisp format
Fixed lisp format
Fixed lisp format
Merge commit '69e813959442c48931021aa678759c75bf832984' into PR/ex1.18

Conflicts:
	chapter_1/ex1.18.rst
Fixed bug
Fixed lisp format
Fixed
Fixed
Fixed
Merge pull request #19 from naoiwata/PR/ex1.16

Solved 1.16
Merge pull request #20 from naoiwata/PR/ex1.17

Solved 1.17
Merge pull request #21 from naoiwata/PR/ex1.18

Solved 1.18
Merge pull request #22 from naoiwata/PR/ex1.20

Pr/ex1.20