Hello Codeforces! We (dqa2021, Xiejiadong, Retired_xryjr233, Z18 and me) are excited to invite you to take part in Codeforces Round #664 (Div.1) and Codeforces Round #664 (Div.2), which will happen on <>. Please note the unusual start time.
Huge thanks to:
- [300iq] for coordinating our round
- [gamegame], [KonaeAkira], [gtrhetr], [MiFaFaOvO], [mayaohua2003], [crasysky], [aryanc403], [RainAir], [dqa2020], [diamond_dick], [naitir], [Juanzhang], [Aaryan], [GavinZheng], [Taran_1407], [yijan], [hwa1996], [jhdonghj112] for testing and providing feedback.
- [MikeMirzayanov] for Codeforces and Polygon platforms.
There will be 6 problems in both round and you'll be given <> hours to solve them.
Good luck!