biection and I are glad to invite you to Codeforces Round #669 (Div. 2), which will take place on Sep/08/2020 17:35 (Moscow time). The round will be rated for all the participants with rating strictly less than 2100.
antontrygubO_o for round coordination and high sense of taste that made our contest IDEAl.
_tryhard, Tlatoani, hugopm, Keshi, jouIej, jo_ulej, dick, Ari, AmShZ, rip, Devil, morzer, baby_baby_baby_ooh, Prakash11, _cherry_, Programmer, Saurabh_yadav, _overrated_, LordVoldebug, LordVoIdebug, NiceClock for high-quality testing.
MikeMirzayanov for Polygon and Codeforces platforms.
You will have 2 hours to solve 5 tasks. One of them is interactive, you should know how to deal with them.
Special thanks to my amazing minipig Schweine, who inspired us during the entire preparation time.
Scoring will be announced shortly before the round.
UPD1: There will be no pictures of minipig in the statements. :)
UPD2: The scoring is 500-1000-1500-2000-2500.
UPD4: Congrats to winners!
Div1 + Div2: