バグがあったので修正。その他、名前の変更等
バグがあったので修正。その他、名前の変更等

result:
https://paiza.jp/poh/joshibato/matsue-ruby/result/5200f10c
neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers,neetsdkasu/Paiza-POH-MyAnswers