Bug when ratings are rolled back

Правка en1, от Radin_Zahedi, 2021-01-30 16:42:47

I believe there's a bug in CodeForces ratings, because when ratings are rolled back, my previous contest rating is increased by 2, and it's now the second time it happens. What is the cause?

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en1 Английский Radin_Zahedi 2021-01-30 16:42:47 222 Initial revision (published)