Merge pull request #3 from seonmyeong-kim/discrete

distest
lsadfkj
Merge pull request #4 from seonmyeong-kim/feature/cardani_add

lsadfkj
test commit
Revert "test commit"

This reverts commit 96dc16da3bf45ddd05199678788a3a1169466cd1.
Create README.md
ソースをきれいにする
Master変更
Master変更
Drag&Drop追加。
the first commit test From choi.