螺旋階段
kjdfjkjffdjkjdfkjfdffjkjfjdkfkjdfkjdfkdfkdfkdkdfkdd
問題文
ふりがな非表示
ふりがな表示
kjfdkjfdkjfdkjfdkjfdkfdkjfdkjfdkjfd(kjfdkjfdkjfdkjfdkjfdkfdkjfdkjfdkjfd)
kjfdkjfdkjfdkjfdkjfdkfdkjfdkjfdkjfd(kjfdkjfdkjfdkjfdkjfdkfdkjfdkjfdkjfd)