Hello!
The first problem of the day is a div2F from a recent Codeforces Round, please check it out!
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Very nice initiative. Thank You!
Maybe add a link to the problem in your next blog post as well? I know it's not very hard to find the problem but a link will just make it easier.
Yeah, I will do this, thanks for suggestion!
Graph : You can't solve me like a tree.
DFS tree : Are you sure about that?