Harsh Jain

• Username: 4★thehjain
• Country:  India
• Student/Professional:Professional
• Organisation:Accolite Digital
• 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: 21

Current Ratings Graph Old Ratings Graph

1839 (+27)RatingProvisional
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May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   306

Cheated in:   

Ratings System Update

(2021-05-17 15:00:02)

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

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1839 (-58)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   306

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 (21)

June Challenge 2020 Division 2

Chef and Price Control

July Challenge 2020 Division 2

Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Ada Matrix, Coronavirus Spread 2

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 2

Chef and Steps

August Cook-Off 2020 Division 2

Chef and Work, Polygon Relationship

August Lunchtime 2020 Division 2

Mode of Frequencies

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall

January Challenge 2021 Division 2

Watching CPL, Fair Elections

December Challenge 2020 Division 2

Vaccine Distribution, Vaccine Production, Even Pair Sum, String Operations, Hail XOR, Positive Prefixes

January Cook-Off 2021 Division 2

Maximise Islands

January Lunchtime 2021 Division 2 (Unrated)

Dreams of Divisibility, Binary Subsequence, Even Differences, Even Sum

October Lunchtime 2020 Division 2

AND Plus OR

November Lunchtime 2020 Division 2

Gasoline Introduction, Gasoline

Coders' Legacy (Rated for all)

Chef vs Doof

September Lunchtime 2020 Division 2

GCD operations, Watermelon

Code Ensemble (Rated for Division 2)

Priya and AND

February Challenge 2021 Division 2

Maximise Function, XOR Sums, Another Tree with Number Theory, Multiple Games, Prime Game, Team Name, Frog Sort

April Challenge 2021 Division 2

Binary String MEX, Worthy Matrix, Chef and Dice, Boolean Game

May Challenge 2021 Division 2 (Rated)

Valid Paths, Tree House, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation

Code: Nium Challenge

Alphabet Difference, Divide Students Into Classes, Queries in an Array

Total Problems Solved: 124