Init initialize.

ToGym if length of contestID >= 6, replace contest to gym.

ErrorNotLogged not logged in.

Instance global client.

Langs generated by ^[\s\S]*?value="(.+?)"[\s\S]*?>([\s\S]+?)<[\s\S]*?$ "\1": "\2",.

LangsExt language's ext.

Client codeforces client.

SaveSubmission save it in session.

StatisInfo statis information.

Submission submit state.