1. Add dark mode and improve usability> Added dark mode to relieve eye strain. You can set it on the Settings screen.> You can now modify the text size of the problem and commentary.> We have optimized the tablet screen.> Now you can see the summary notes of the time in full screen2. Scoring of paper test paper> You can grade the questions by entering the answers on the paper test paper.> Scoring records are stored in incorrect answer notes and skill analysis for use in the app.3. OthersError occurring on some devices has been corrected

~Myoungsook Ji