Is A2OJ useful in 2021?

Правка en1, от flushpop, 2021-05-29 20:06:38

Hi, I aspire to become candidate master on codeforces. Is solving problems from A2OJ ladders a good idea? I'm wondering because some problems are like 10 years old and I believe the difficulty level of a particular rating would have been increased


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en1 Английский flushpop 2021-05-29 20:06:38 270 Initial revision (published)