详见 https://codeforces.com/blog/entry/93445
The qualifying round starts on September 27 at 12:00 and ends on October 3 at 23:59. It will be organized as a virtual contest.
请大家在比赛结束前不要讨论题目.
Update: Editorial https://codeforces.com/blog/entry/95880
详见 https://codeforces.com/blog/entry/93445
The qualifying round starts on September 27 at 12:00 and ends on October 3 at 23:59. It will be organized as a virtual contest.
请大家在比赛结束前不要讨论题目.
Update: Editorial https://codeforces.com/blog/entry/95880
可以用@mike来提到mike这个用户,mike会被高亮显示。如果你真的想打“@”这个字符,请用“@@”。