Squashed commit of the following: 計算機機能を追加。
Squashed commit of the following:
計算機機能を追加。

commit e6ec0933fed51379498e308e1ba046dd6c75419c
Author: Masatomi KINO <m@ki-no.org>
Date:   Fri Feb 10 14:28:24 2017 +0900

    test

commit 6d312129c09fee6b70e246217cd49023be88f3ae
Author: Masatomi KINO <m@ki-no.org>
Date:   Fri Feb 10 14:27:19 2017 +0900

    計算機追加

masatomix01/helloworld,masatomix01/helloworld