Hello everyone! Codeforces Round #268 is coming soon! We invite you to participate in this round. It will be held on September 20th at 17:00 MSK.
It is my first round on Codeforces. Hope you will enjoy this round.
You'll help a boy named Little X in this round. Good luck and have fun :)
Round has finished. Thanks for participating.
Congratulations to the winners.
Congratulations to ecnerwal, the only participant to solve the problem D!
Unfortunately, no one has solved the problem E in both divisions.
Editorial for the round will be added tomorrow.
Editorial is here.