Adobe Flash has ended its life. While I don't have plan to translate the player to HTML5, you can continue to play HOJ using HOJ Supporter developed by pasta-san. 1844 problems available. 1423 registered users. 85053 solutions have been submitted. Recent Submissions 2024-01-21 22:24:40 : KYUT cleared problem 0001 in 4 bytes. 2024-01-17 15:17:11 : hiro1729 cleared problem 0495 in 14 bytes. 2024-01-