Done ex1.21
Done ex1.22
Modify 1.22
Add 1.23 and 1.24
Solved 1.16
Solved 1.17
Solved
Revert "Modify comment for reST format"

This reverts commit 420c11fc58a0f809101e6410834237ee0d1c837a.
Revert "Modify comment for reST format"

This reverts commit 420c11fc58a0f809101e6410834237ee0d1c837a.
Merge branch 'master' of github.com:naoiwata/sicp-answers
Merge remote-tracking branch 'upstream/master'
Solved 1.16
Solved 1.17
Solved
Solved
Add template
Done ex1.27.scm
Change file format from scm to rst
Solved 1.20
Modify format for reST