Weekly Training Farm #17 will be held on 16th December 11:30 UTC.

Weekly Training Farm Contest Series are hosted in Codeforces group tw-icpc-blog.

Problems of this round and following round(Weekly Training Farm #18) are prepared and tested by step5, meteor, darkhh, paulwang, akaiNeko, and me(eddy1021).

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 is open now!

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

UPD3: editorial in Chinese and English is available now!