What are some best Div2 rounds on codeforces?

Revision en3, by 444iq, 2019-12-15 08:27:26

Hey, can someone tell me what are some of their favorite Div 2 rounds whether they are too old or new, from which they learn new tricks, techniques. Also, who are some good problem setters who sets very interesting problems.

Any suggestions would be helpful. Thanks!

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en4 English 444iq 2019-12-15 08:28:07 32
en3 English 444iq 2019-12-15 08:27:26 107
en2 English 444iq 2019-12-15 08:26:21 5
en1 English 444iq 2019-12-15 08:26:01 203 Initial revision (published)