Hello, Codeforces!
I'm glad to invite you to Codeforces Round #737 (Div. 2) , which will be held on Monday, August 9, 2021 at 16:35 UTC+2.
This round rated for the participants with rating lower than 2100.
You will be given 5 problems and 2 hours to solve them.all problems were prepared by me and AhmedEzzatG.
One of the problems will be interactive. So, it is recommended to read the guide on interactive problems before the round.
I would like to thank -
Aleks5d, for awesome coordination of our round and suggested one of the problems.
Ahmed-Yasser for help us to prepare the problems. compiler_101 ,Kilani ,TripleM5da , and Omar_Elawady for discussing and testing the problems.
MikeMirzayanov, for the amazing Codeforces and Polygon platforms.
Testers physics0523 , BlueDiamond , Tlatoani ,mahmoudbadawy , Andreasyan , IsaacMoris , Error_404 , Basilhijaz , MagentaCobra , wxhtzdy , Blobo2_Blobo2 , elizkaveta , zetamoo , Muhammed_Atef_Hassan , tdpencil , mcdx9524 , mosemAlanfgar , _Hosam , Bakry , Abdo_Naser , kalki411 , Hemose , Uzumaki_Narutoo , and our VIP tester Monogon.
The statements are short and I have tried to make the pretests strong. I encourage you to read all the problems.
This is our first official round on Codeforces. We are sincerely looking forward to your participation. We hope everyone will enjoy it.
Good luck and see you in the standings!
UPD1: I want to thank Aleks5d for translating statements into Russian and mouse_wireless author of one of tasks.
UPD2: Scoring distribution: 500 — 1000 — 1750 — 2500 — 3000
UPD3: Editorial
UPD4:
Winners
Congratulations to all our winners in the round!
