The MEX Foundation Contest #1 (supported by AIM Tech) that was held in the 37th Petrozavodsk Programming Camp now available in the Gym.
The authors of the contest are Jatana, cookiedoth, Egor.Lifar. The problems are of a good quality, a number of participants can approve it.
Special thanks to vintage_Vlad_Makeev for useful advices, LHiC for testing the contest, vintage_Vlad_Makeev for inspiration and AIM Tech Members for the problem review.