Nikhil Sachdeva

• Username: 3★sherleton
• Country:  India
• Student/Professional:Student
• Institution:Indraprastha Institute of Information Technology, Delhi India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 19

Current Ratings Graph Old Ratings Graph

1754 (-46)RatingProvisional
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June Challenge 2019 Division 2(2019-06-17 15:00:02)

Global Rank:   7012

Cheated in:   

Ratings System Update

(2019-06-17 15:00:02)

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1754 (+171)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   7012

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 (19)

May Challenge 2017

Chef and his daily routine, Chef and Sub Array , Chef and Subsequences, Median of adjacent maximum numbers, Courses in an university, Blocked websites

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Tree Expectancy, Whats in the Name, Calculator

August Long Challenge 2017

Chef and Rainbow Array, Palindromic Game

October Challenge 2017

Max Mex, A Balanced Contest

November Challenge 2017

Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays

December Cook-Off 2017

Beautiful Array, Football Match

January Challenge 2018

Partition the numbers, Maximum Score, K-Concatenation, Rectangle

February Challenge 2018

Chef And His Characters, Chef And The Patents, Permutation and Palindrome

April Challenge 2018 Division 2

Chef and Array (Challenge), Weight of Numbers, Highway Crossing, Count Good Prefixes, Workers

May Challenge 2018 Division 2

Dibs on Fibs, Fake Binary Search, Minimum Deletions, Mighty Friend, Xor Again

August Challenge 2018 Division 2

Modular GCD, Problem Sort, Sheokand and Number, Spell Bob

December Challenge 2018 Division 2

Chef and Interactive XOR, Chef and An Ideal Problem, Chef and Interactive Contests, Chef and Meatballs, Max and Electrical Panel

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

June Challenge 2019 Division 2

Chef and Proxy

Total Problems Solved: 75