This application was made to help you to train punctuation for Russian UGE.
Put a .txt file into ~/files folder;
Launch the application and choose first option ("Load text from file");
In $filename$_user.txt arrange punctuation;
Launch the application again and choose second option ("Check edited file") and $filename$_mistakes.txt will be created.
This file is made from text you loaded and doesn't contain punctuation marks.
This file is not for user and is made for application to check for mistakes.
This files contains data about mistakes. If you did without mistakes this file will be empty.