Learn programming with CodeChef
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This is the official telegram group of CodeChef. We'll be posting updates regarding new courses, practice paths, upcoming contests etc.

Feel free to discuss anything and everything related to programming here!

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Did you know even global airlines use Graph Algorithms to fly in the cheapest yet most efficient way? Check out the blog to learn more about how they achieve this using these famous algorithms: https://bit.ly/3DGcdBg.
🎯 Learn approach to solve Recursion and Backtracking Problems in these 3 lectures.
1️⃣https://youtu.be/MSbDTYhSMPk
2️⃣https://youtu.be/fK9oBlTtZ2w
3️⃣https://youtu.be/pNjSfyPCSH4
Given an array B of length N, find an array A of length N where 0 <= A_i <= 10^9 such that array C where C_i = A_i % B_i, for all i in {1, N} has maximum number of distinct integers: https://bit.ly/3vnBEon. In case of multiple answers, print any.

This is your chance to compete with thousands and prove your skills on a global level. Solve at least one problem in the Qualifiers and advance to the next round of SnackDown 2021.
This is just the beginning of the most exciting #coding journey of the year. SnackDown 2021 Qualifier: https://bit.ly/3BVxBSC ends today at 11:59 PM IST, and all you need to do is solve at least one problem to advance to the next round.
This month's Long Challenge was definitely surreal, with many coders unleashing the fierce coder in them. Check out the blog to know who they were: https://bit.ly/3phfX8u.
Unleash the coder inside you, participate in Starters 16: https://bit.ly/3G033S3, and take on the programming world with us tomorrow at 8 PM.
The Chef is brewing the October Cook-Off and it will be served to you soon: https://bit.ly/3lX7l4s! Join us on the battlefield and stand a chance to top the table this time.
Make sure to have your dinner early today because Starters 16, in collaboration with Chitkara University, is here: https://bit.ly/3BZtHrJ! Test out all your newly learned programming knowledge tonight at 8 PM.
SnackDown 2021 Qualifiers ended last night. The video editorials for the contest are out: https://bit.ly/3vux3jW, and you can learn how to solve these and many more questions with the top coders. Check them out right away!
Join us for the 3rd episode of DSA Problem Solving: https://bit.ly/3lWUbog, today at 7 PM, where Chitrank Mishra will introduce Stacks & solve problems based on the data structure. We will also look into the idea behind some of the popular interview questions and try to find their solutions together.
We are all set for the 5th edition of CodeChef Lockout and this time, it’s going to be bigger than ever. Guess the participants from the given hints, let us know in the comments who do you think they are, and stay tuned for the reveal!
Compete with the best in the October Cook-Off: https://bit.ly/3vtrdQ1, improve your range and skills, and move forward on your journey to become a top programmer!
The Qualifiers for SnackDown 2021 have ended and Round 1A of the championship will begin today at 9 PM. A hearty congratulations to all the participants who've cleared the first stage. Check your email to know your results and details about how to participate in the next round.
This Saturday at 3 PM, we have Triveni Mahatha, ex-SDE at Rippling, and ICPC World Finalist; join us on Weekends With Champions to answer all your doubts. So make sure to drop in your questions: https://docs.google.com/forms/d/e/1FAIpQLSdnhlBf4sadyNh-7OWkgYII1WTBH2qNSFkdCuHQ7tKh_ihUOg/viewform?usp=send_form.
If you want to test out your Competitive Programming skills, then this is the perfect contest for you: https://bit.ly/3vv3NtH. Participate in the October Cook-Off, rated for all 3 divisions on 24th October at 9:30 PM & master the art of programming and logical thinking.
With only 9 coders successfully solving the K - Magical String question, it was certainly challenging to the majority. But now that the video editorials are out: https://bit.ly/3B09hOe, you can learn how to solve this and many more questions of Starters 16. Check them out right away!