<!DOCTYPE html> <html> <head> <meta charset=utf-8> <title>問題選択</title> <style></style> </head> <body> <p><a href="./editor.rb">問題1</a></p> <p><a href="./editor.rb">問題2</a></p> <p><a href="./editor.rb">問題3</a></p> </body> </html>