初 Ubuntu、sudores がどうなっているか確認のため、 visudo を叩いて、 画面が jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj となったのち、 Ubuntuではまず最初に apt-get remove nano ```すべしと