HARSH JAIN

• Username: 2★harshjain001
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• 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: 17

Current Ratings Graph Old Ratings Graph

1494 (+54)RatingProvisional
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June Challenge 2021 Division 3 (Rated)(2021-06-14 15:00:00)

Global Rank:   680

Cheated in:   

Ratings System Update

(2021-06-14 15:00:00)

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1494 (-205)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   680

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 (17)

August Lunchtime 2019 Division 2

Eidi Gift

October Mega Cook-Off 2019 Division 2

Cakewalk, Medel

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

December Challenge 2019 Division 2

Plus Multiply, Easy Subsequence Selection, That Is My Score!, Addition

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Breaking Bricks

February Challenge 2020 Division 2

School of Geometry, Hard Cash, The Theatre Problem, No Change Required

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

June Challenge 2020 Division 2

Chef and String, Chef and Price Control, Covid Sampling (Challenge), The Tom and Jerry Game!, Chef and Icecream, Even Matrix

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings

February Challenge 2021 Division 2

Frog Sort, Maximise Function

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

May Challenge 2021 Division 2 (Rated)

Xor Equality, Tic Tac Toe

June Challenge 2021 Division 3 (Rated)

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat, Minimum Subtree Cover

July Challenge 2021 Division 2 (Unrated)

XxOoRr, Chef vs Bharat, Optimal Denomination, K Path Query

December Challenge 2021 Division 2 (Unrated)

List of Lists

March Long One 2022, Division 2 (Unrated)

Akash and Function, Substring of a Substring, Exact Marks

Total Problems Solved: 92