Hi guys, I've managed to get to cm with 0 problems solved. Who can beat this?

Hi guys, I've managed to get to cm with 0 problems solved. Who can beat this?

I once again humbly ask CF admins/moderators to fill in ratings for problems from latest contests. Please, do this, it's been more than a month since the last update.
CF admins/moderators, please fill in ratings for problems from latest contests.