Hello CodeForces Community!

As rightly said, ‘practice makes perfect’. Therefore, to help keep your programming skills in great shape, Chef is back with another contest in the form of February Cook-Off 2018 sponsored by ShareChat. In addition, there are some exciting job/internship opportunities by ShareChat for Indian programmers in the February Cook-Off 2018. For more details, you may visit the February Cook-Off contest page.

I hope you will join your fellow programmers and enjoy the contest problems. Joining me on the problem setting panel are:

• Problem Setter: mgch (Misha Chorniy)
• Problem Tester: wwwwodddd (Ke Bi)
• Problem Editorialist: Mamedov (Rashad Mammadov)
• Statement verifier: Xellos ( Jakub Safin)
• Russian Translator: CherryTree (Sergey Kulik)
• Mandarin Translator: huzecong (Hu Zecong)
• Vietnamese Translator: VNOI Team

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

Contest Details:

Time: 18th February 2018 (2130 hrs) to 19th February 2018 (0000 hrs). (Indian Standard Time — +5:30 GMT) — Check your timezone.

Contest link: https://www.codechef.com/COOK91

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.

Prizes: Top 10 performers in Global and Indian category will get CodeChef laddus, with which the winners can claim cool CodeChef goodies. Know more here: https://www.codechef.com/laddu.
(For those who have not yet got their previous winning, please send an email to winners@codechef.com)

Good Luck!
Hope to see you participating!!
Happy Programming!!