Chetan Chaudhary

• Username: 3★chetan_6
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Patna Bihar, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 26

Current Ratings Graph Old Ratings Graph

1642 (+33)RatingProvisional
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Starters 76 Division 2 (Rated)(2023-02-01 23:00:02)

Global Rank:   271

Cheated in:   

Ratings System Update

(2023-02-01 23:00:02)

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1609 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1936

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Contests (26)

CodeChef Starters 21 Division 3 (Rated)

Akash and Grid, Devendra and Water Sports, Covid and Theatre Tickets

CodeChef Starters 22 Division 3 (Rated)

Even Subset Xor, Elections in Chefland, Equal Card Game

January Long 2022 - I, Division 3 (Rated)

Keplers Law

January Long 2022 - II, Division 3 (Rated)

Power Sum, Crying Colours, TCS Examination, Chef and Fixed Deposits

Exun 2021-22 Division 3 (Rated)

Vishesh and his Popcorn Combo, Sarthak and his Magic Grid

January Cook-Off 2022 Division 3

Mean Maximization, Hungry Ashish, Mask Policy, Palindromes Not Allowed

CodeChef Starters 23 Division 3 (Rated)

Average of Three, Chef and Profits, Subarray Mex

January Lunchtime 2022 Division 2

Subarray permutations

CodeChef Starters 24 Division 3 (Rated)

EVM Hacking, Badminton Serves, Avoid Contact, Yet Another Constructive Problem

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, Points and Lines

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

May Long One 2022 Division 2 (Unrated)

Mystical Numbers

Starters 38 Division 2 (Rated)

Circular Track

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Equal After And, Maximum Pairwise Modular Sum

Starters 39 Division 2 (Rated)

Compress the Video, Closest Vowels, Even Subarray XOR

May Long Two 2022 Division 2 (Unrated)

Xor Palindrome, Make them Zero

Starters 40 Division 2 (Unrated)

Infinity Staircase

July Cook-Off 2022 Division 2 (Rated)

Permutation And Median, Xor Permutation

June Cook-Off 2022 Division 2 (Rated)

Simple XOR, Break the Stick

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

June Long One 2022 Division 2 (Unrated)

Reduce to zero, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 43 Division 2 (Rated)

Distinct Palindrome, The Optimal Pairs

June Long Two 2022 Division 2 (Unrated)

Count the ACs, AP Grid, Reversal Sorting, Strong Elements

July Long One 2022 Division 2 (Unrated)

Journey of the Knight, Game of Piles Version 1, Find A, B, C, Slow Solution

Starters 47 Division 2 (Rated)

Similar Heights, End Sorted

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching

Starters 49 Division 2 (Rated)

High Frequency, Valid Minimum

August Long 2022 Division 2 (Unrated)

XOR with smallest element, Hello Equation

August Lunchtime 2022 Division 2 (Rated)

Array Equality, Easy Permutation

Starters 53 Division 2 (Rated)

Black&White Ring Game, Make A and B equal

Starters 61 Division 2 (Rated)

Minimise LCS

Starters 71 Division 2 (Rated)

Pet Store, Maximizing LCS

Starters 76 Division 2 (Rated)

Make Array Odd, Zero String, Construct Array, Not Divisible

Total Problems Solved: 154