ijxjdjd and I are pleased to invite you to participate in Codeforces Round #728 (Div. 1) and Codeforces Round #728 (Div. 2) which will be held on Jun/25/2021 18:35 (Moscow time). Please note the unusual timing. Each division will have 5 problems and 2 hours and 15 minutes to solve them.
We would like to thank:
adedalic for amazing coordination of our round!
singleLOOP, skittles1412, penguinhacker, m371, growup974, dorijanlendvaj, qlf9, Nezzar, Tlatoani, hu_tao, Etherite, prabowo, Roberticey, and golions for testing the round and providing invaluable feedback.
MikeMirzayanov for the amazing platforms Codeforces and Polygon.
You, for participating!
Read all of the statements carefully, and we hope you enjoy the problems! Wish you high ratings!