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Invitation to CodeChef February Long Challenge 2018!
Difference between en4 and en5, changed 2 character(s)
Greetings to the CodeForces Community!↵

The February Long Challenge is just around the corner and I would like you to be a part of it. With 10 programming questions spread across 10 days, you can participate and solve all of Chef's puzzles. Joining me on the problem setting panel, we have:↵

- Problem Authors: [user:Chikasuberrrrry,2018-01-31] (Zh
ouuolin Yang),[user:markysha,2018-01-31] (Mark Korn), [user:kamranm,2018-01-31] (Kamran Maharov), [user:chemthan,2018-01-31] (Trung Nguyen),[user:nerdyninja,2018-01-31] (Omkar Prabhu),[user:rajankitnita,2018-01-31] (Ankit Raj),[user:shivam010,2018-01-31](Shivam Rathore)↵
- Problem Tester: [user:MemorySIices,2018-01-31] (Hanlin Ren)↵
- Russian Translator: [user:CherryTree,2018-01-31] (Sergey Kulik)↵
- Mandarin Translator: [user:huzecong,2018-01-31] (Hu Zecong) ↵
- Vietnamese Translator: Team VNOI ↵
- Editorialist: [user:MemorySIices,2018-01-31] (Hanlin Ren)↵
- Statement verifier: [user:Xellos,2018-01-31] (Jacub Safin)↵
- Admin: [user:kingofnumbers,2018-01-31] (Hasan Jaddouh)↵

I hope you will enjoy solving the problems. Please give your feedback on the problem set in the comments below after the contest. ↵

**Contest Details:**↵

**Time:** 2nd February 2018 (1500 hrs) to 12th February 2018 (1500 hrs). (Indian Standard Time — +5:30 GMT) — Check your [timezone]( ↵


**Registration:** You just need to have a CodeChef handle to participate. For all those, who are interested and do not have a CodeChef handle, are requested to [register]( in order to participate.↵


  Rev. Lang. By When Δ Comment
en5 English MemorySIices 2018-02-01 05:21:13 2 Tiny change: '01-31] (Zhoulin Yang),' -> '01-31] (Zhuolin Yang),'
en4 English MemorySIices 2018-02-01 05:19:26 0 (published)
en3 English MemorySIices 2018-02-01 04:48:05 81
en2 English MemorySIices 2018-01-31 18:39:43 18 Tiny change: 'v), [user:I_love_Hoang_Yen,2018-01-' -> 'v), [user:chemthan,2018-01-'
en1 English MemorySIices 2018-01-31 18:35:26 1737 Initial revision (saved to drafts)