Hi Codeforces,
We're excited to invite you to OI Contest #1, which will take place on [contest_time:388712]. All problems were created and prepared by MinaRagy06, zordeno, Adam.Aly, and 3omar_ahmed.
Thanks to our testers for their time and valuable feedback: PurpleCrayon, SlavicG, HossamHero7 and Omar_Fakhry.
The contest will be OI Style not CPC Style.
OI Style explanation
The contest will be 5 hours and you have 5 problems to solve them.
Hope to see you in the standing, wish you good luck.