CF AC Companion от Nasif Shahrier Nafi

CF AC Companion is a lightweight productivity toolkit designed to enhance your experience on Codeforces. It helps competitive programmers focus on solving problems efficiently without spoilers or distractions.

Key Features:
* Compact Ratings & Tag Controls: Toggle problem tags and ratings instantly to avoid spoilers while practicing.
* Solved-State Feedback: Visually track and highlight which problems you have already conquered.
* Per-Problem Timers: Monitor how long you spend on a problem directly on the page to improve time management.
* Gym/Mashup Support: Fully compatible with standard problem sets as well as Codeforces Gym and Mashup contests.