Hello Codeforces! On Monday(April 27,2020) 17:35(GMT+3) Preparing for olympiads contest start. It will be on hackerrank. Link of the contest The problems were invented and prepared by me Ahmet Kaan AhmetKaan Avci , Faruk farukkastamonuda Avci and Halit Tugra Halit Celik Also huge thanks to farukkastamonuda to problemsetting and testing the round.