We are glad to introduce you regular Codeforces round #117 for Div.2 participants. Everyone can traditionally participate in it.
Problems are prepared by command of authors: Pavel Kholkin (HolkinPV), Ivan Fefer (Fefer_Ivan), Nikolay Kuznetsov (NALP) and Gerald Agapov (Gerald). Thanks to Michael Mirzayanov (MikeMirzayanov) for Codeforces system and Mary Belova (Delinur) for translating problems.
And again score distribution will be dynamic) More information you can find here.
Note that all problems today will be given in random order.
Some Div.1 participants register for the contest before settings of registration were changed. Before the round it will be fixed and they will participate out of competition.
We hope that todays round would be succesful and everyone enjoys it. We wish you good luck and high rating!
UPD: the statement for problem 182E - Wooden Fence was formulated incorrect, correct variant of the statement will be soon, we apologize to the participants.
UPD2: the contest is declared unrated.