Codeforces Round #407
Difference between en2 and en3, changed 488 character(s)
Hello everyone!↵

Codeforces Round #407 for both divisions will happen on [Mar/29/2017 19:05 MSK](http://www.timeanddate.com/worldclock/fixedtime.html?day=29&month=3&year=2017&hour=19&min=05&sec=0&p1=166).↵

The problems were prepared by me (Ihor Barenblat), Stanislav [user:Stastomash,2017-03-27] Tomash and Anton [user:arsijo,2017-03-27] Tsypko. Great thanks to Ivan [user:Fekete,2017-03-27] Fekete, Adalbert [user:Adalbert,2017-03-27] Makarovych, Roman [user:pisos_pro,2017-03-27] Derkach, Vladislav [user:winger,2017-03-27] Isenbaev and Alex [user:AlexFetisov,2017-03-27] Fetisov for testing the round, Nikolay [user:KAN,2017-03-27] Kalinin for his help with the round preparation and Mike [user:MikeMirzayanov,2017-03-27] Mirzayanov for the Codeforces and Polygon systems.↵

As usual, contestants will have 2 hours to solve 5 problems. Scoring will be announced closer before the round.↵

Hope that everyone will find interesting problems. Good luck!↵

**Scoring distribution**:↵

**Div2**: 500-1000-1500-2250-2500↵

**Div1**: 500-1250-1500-2000-2250


**UPD.** [Editorial](http://http://mirror.codeforces.com/blog/entry/51312) is published.↵

Congratulations to winners:↵

**Div.1:**↵

1. [user:-XraY-,2017-03-29]↵

2. [user:Um_nik,2017-03-29]↵

3. [user:moejy0viiiiiv,2017-03-29]↵

4. [user:YuukaKazami,2017-03-29]↵

5. [user:TakanashiRikka,2017-03-29]↵

**Div.2:**↵

1. [user:KacaMG00,2017-03-29]↵

2. [user:LAGBOYDaD3zZ,2017-03-29]↵

3. [user:__W__,2017-03-29]↵

4. [user:GoogleBot,2017-03-29]↵

5. [user:Mourinho,2017-03-29]↵

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en4 English Barichek 2017-03-29 22:27:57 7 Tiny change: 'l](http://http://cod' -> 'l](http://cod'
ru5 Russian Barichek 2017-03-29 22:27:13 7 Мелкая правка: 'р](http://http://cod' -> 'р](http://cod'
en3 English Barichek 2017-03-29 22:25:44 488
ru4 Russian Barichek 2017-03-29 22:24:52 479
ru3 Russian Barichek 2017-03-29 18:15:29 94
en2 English Barichek 2017-03-29 18:14:33 101
ru2 Russian Barichek 2017-03-27 20:12:56 1 Мелкая правка: 'ь в подготвке раунда' -> 'ь в подготовке раунда'
en1 English Barichek 2017-03-27 19:56:46 982 Initial revision for English translation
ru1 Russian Barichek 2017-03-27 19:55:10 1003 Первая редакция (опубликовано)