Chahel Singh

• Username: 6★chahel
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Madras
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

2240 (-28)RatingProvisional
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Starters 173 (Rated upto < 2700)(2025-02-12 22:30:00)

Global Rank:   272

Cheated in:   

Ratings System Update

(2025-02-12 22:30:00)

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1591 (-28)RatingProvisional
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Starters 59 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   260

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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Practice Paths (0)

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Contests (14)

CodeChef Starters 24 Division 3 (Rated)

Avoid Contact, Badminton Serves, Divisors and Reciprocals, Yet Another Constructive Problem, EVM Hacking, Anti Palindrome

CodeChef Starters 25 Division 2 (Rated)

Points and Lines, Equal MEX, Building Towers

Starters 48 Division 2 (Rated)

Fill The Grid

Starters 59 Division 3 (Rated)

Chef and Happy String , Maximum Subarray , Suspense String, Confusing Concatenations

Starters 71 Division 3 (Rated)

Perfect Trio, Smallest Difference, Maximizing LCS, Expected Sum, Pet Store, Flip the Prefix, Snapchat

Starters 91 Division 2 (Rated)

XOR & Sum, Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Starters 92 Division 2 (Rated)

Rectangular Tiling, Dividing into Groups, A Peculiar Arrangement, Chef and Polygons, Beautification of array, Distance Coloring, Dotify Playlist

Starters 93 Division 1 (Rated for All)

Bloodline, Motive, Thank U, Next, NASA, Greedy

Starters 95 Division 1 (Rated till 6 Stars)

Boxes, Transfusion Chain

Starters 96 Division 1 (Rated till 5 Stars)

Swap the numbers, Zero Array, Mex Array, Absolute Differences

Starters 97 Division 1 (Rated till 6 Stars)

Unreachability Cost, Triplets Min, No Palindrome, Make It Special

Starters 98 Division 1 (Rated till 6 Stars)

3-Blast Palindrome, Build Towers, Ball Distribution

Starters 110 Division 1 (Rated till 5-stars)

Marbles, Tetris, Monsters, World Cup, Tom and Jerry,  Am I Lucky!

Starters 116 Divison 1 (Rated till 6-Stars)

Chef Product, ORST , Permutation Sort

Starters 164 (Rated till 5 stars)

Halloween Array, Construct Permutation, Connecting Wells

Starters 173 (Rated upto < 2700)

Cool Subsequences, Cool Checker, Time Penalty, Overwrite

Total Problems Solved: 143