Invitation to Weekly Training Farm #17
Difference between en3 and en4, changed 122 character(s)
[Weekly Training Farm #17](http://codeforces.net/group/gRkn7bDfsN/contests) will be held on [16th December 11:30 UTC](http://www.timeanddate.com/worldclock/fixedtime.html?msg=Weekly+Training+Farm+%2317&iso=20161216T1130&ah=2).↵

Weekly Training Farm Contest Series are hosted in Codeforces group [tw-icpc-blog](http://codeforces.net/group/gRkn7bDfsN/blog).↵

Problems of this round and following round(Weekly Training Farm #18) are prepared and tested by [user:step5,2016-12-15], [user:meteor,2016-12-15], [user:darkhh,2016-12-15], [user:tzupengwang,2016-12-15], [user:akaiNeko,2016-12-15], and me([user:eddy1021,2016-12-15]).↵

Some of the problems are original problems while others are derived from classical problems.↵

Problems are estimated as Div2 contest with scoring distribution:↵
500-1000-1500-2000-2750↵

Hope all of you will enjoy the contest!↵

**UPD:** The contest will start in about 6 hours. [Registration](http://codeforces.net/group/gRkn7bDfsN/contestRegistration/210680) is open now!↵

**UPD2**: Contest will start in 5 minutes. Good Luck!


**UPD3**: [editorial](http://codeforces.net/group/gRkn7bDfsN/blog/entry/1648) in Chinese and English is available now!

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en4 English eddy1021 2016-12-22 09:05:01 122 Tiny change: 'd English are available' -> 'd English is available'
en3 English eddy1021 2016-12-16 14:25:24 57 Tiny change: ' open now!' -
en2 English eddy1021 2016-12-16 08:53:02 146
en1 English eddy1021 2016-12-15 18:53:21 901 Initial revision (published)