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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In this session, Umang Chauhan will discuss how to start for placement preparation and it'll be beneficial for the aspirants preparing for Placements. The main focus would be on what is necessary and what type of coding is needed to get cleared. This session will kickstart your placement preparation and bring change in your overall thinking of the whole scenario regarding the jobs. Join here: https://bit.ly/2JUoJ9O
Get set for the CodeChef Programming Scholarship Test, starting in 30 minutes.
Participate Here and get a chance to win a free 1-month subscription: https://bit.ly/3gh4f75
The AMA session with Suvesh Malhotra, VP & Head of Engineering, @hikeapp, starts in 30 minutes. Listen to his inspiring story from the man himself. Keep your questions ready.
Join here: https://bit.ly/2VE57cA
The second session of the National Fiesta has started.
Currently working at LinkedIn and a former SDE Intern at ISRO and InterviewBit, Sanket Singh is a former GSoCer and a 6-star programmer at HackerRank Problem Solving.
Join him as he Demystifies Competitive Programming and Placements. All the doubts and myths surrounding CP and placements will be cleared in this session. How to approach placements will also form a major part of this segment.

Join Here: https://bit.ly/3qqSxeZ
In today's class, Nishchay will discuss some questions and how to deploy several levels of DP to optimize them. Primarily, the class will lead to SOS DP which is a topic of bitmask DP. To join the class at 6 PM IST today, visit https://bit.ly/3lMilyx
Hurry! Only 2 days left to register for the Indian Computing Olympiad 2021.
Spread the word & encourage students to aim for an IOI Medal. Win ICO and represent India at IOI 2021. Register Here: https://bit.ly/2JWwA6p
Registered students can enroll for CodeChef's Free Learning Program for ICO preparation here: https://bit.ly/2HYVJgi
Meet Triveni Mahatha - An IIT Kanpur graduate, a 6-star coder at CodeChef and a CM on CodeForces, Former SDE at Rippling and an ICPC 2016 World Final Qualifier.
For the 3rd day of the National Fiesta, join Triveni as he discusses Strategies to Master Competitive Programming. See you at 8 PM today!
Join Here: https://bit.ly/39Sbgu5
Popularized by movies such as "A Beautiful Mind," game theory is the mathematical modeling of strategic interaction among rational (and irrational) agents. This course will cover basics and introduction to game theory, like states, moves, sample problems. It will cover variety of puzzles to understand the foundational ideas.
Tune in at 7 PM today for the first class, 'Basics and Introduction to Game theory in CP'.
Visit: https://unacademy.com/a/free-course-on-game-theory
In this Micro Course, Sanket will be discussing an in-depth analysis of the graph interview problems. In this three-class micro-course, we will start from the medium-level graph problem discussion to advanced level problem-solving. The course will include coding implementations for the data structure and home assignment problems as well.
The first class begins at 8:30 PM today.
Visit: https://unacademy.com/a/free-course-on-graph-interview-problems
If you think that binary search can only be used to find a number in a sorted array, then this mini-course is just for you. We will explore the basic concept of binary search, complexity analysis, how to convert a problem to its boolean counterpart, and then apply binary search over the range of answers. We will also discuss some challenging problems from FAANG interviews, past Codeforces/CodeChef rounds, and ICPC regionals.

In the first class, we will discuss some fundamental aspects of binary search, i.e., what BS is, the conditions to use BS, complexity analysis, and some common problems.
Join the class at 6:30 PM today: https://bit.ly/3glR5pw
The second class of the free course on Graph Interview Problems will comprise of important problem solving of hard level problems.
Join the class today at 8:30 PM IST: https://bit.ly/3qzEF1U
Join Nishchay Manwani for a special class on Matrix Exponentiation on December 9, 3 PM IST. In this class, we will discuss and implement some Matrix Operations up until Matrix Exponentiation. We will also see some problems based on this concept.
Set a reminder for the class here: https://bit.ly/3oBdIca
The second class of this course will cover the discussion of idea, problems based on Nim game and minimax algorithm. There will be variety of examples to deepen the understanding.
Join the class at 7 PM IST, today: https://unacademy.com/a/free-course-on-game-theory
Micro Course on Segment Trees will begin from tomorrow. The first session will be about the basics of Segment Trees. This is going to be a beginner friendly session in which Segment Trees will be built from scratch. Join here at 9:00 PM IST -
https://www.unacademy.com/a/free-course-on-segment-trees
Micro Course on Discrete Binary Search will start tomorrow. In this class there will be discussions on binary search from past codeforces/codechef rounds. Join here: https://bit.ly/3glR5pw. Starts Tomorrow at 6 PM Sharp!
Popularized by movies such as "A Beautiful Mind," game theory is the mathematical modeling of strategic interaction among rational (and irrational) agents. This course covers basics and introduction to game theory, like states, moves, sample problems. It will cover variety of puzzles to understand the foundational ideas.
Tune in at 7 PM tomorrow for the fourth class.
Visit: https://bit.ly/37UG1M8
An Essential Guide to becoming a Certified Competitive Programmer is today. We will cover a range of topics from Roadmap to Competitive programming, Contest Taking strategy on online judges, List of mistakes to avoid in first and second year and how to crack interviews.
Register now: https://bit.ly/3434PAu
An Essential Guide to becoming a Certified Competitive Programmer is starting in 30 mins.
Join Now: https://bit.ly/348IPEf

#codechef #unacademy
The first class of Micro course on Dynamic Programming for Olympiad of Informatics starts Tomorrow. We will be covering how to approach dynamic programming problems from past INOIs and IOI-TCs. The aim would be to cover the algorithmic approach, the reason why correct, the reason how fast it is, and implement it.
Join here: https://bit.ly/2W0rTeS
Course on Recursions Masterclass starts Tomorrow. In this Micro Course, Sanket will be discussing an In-depth analysis of Recursion. Starting from the implementation of the Easy problems to the implementation of Advanced and expert level algorithms problems will be discussed.
Join here: https://bit.ly/37dM4fT