How can I create a contest in my group?

Revision en2, by MonsieurV, 2019-12-25 11:25:52

I want to create a competition with new problems not found on codeforces for my group, but I don't know how to do it. Please help me

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  Rev. Lang. By When Δ Comment
en2 English MonsieurV 2019-12-25 11:25:52 157
en1 English MonsieurV 2019-12-25 11:25:27 200 Initial revision (published)