Harsh Jain

• Username: 4★harsh_jain1
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 26

Current Ratings Graph Old Ratings Graph

1997 (+42)RatingProvisional
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August Lunchtime 2019 Division 1(2019-08-31 23:00:00)

Global Rank:   59

Cheated in:   

Ratings System Update

(2019-08-31 23:00:00)

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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1997 (-122)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   59

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 (26)

October Challenge 2016

Chef and Keyboard, Sereja and Progressions, Chef and Three Dogs, Fenwick Iterations

December Challenge 2016

Train Partner, Edit Distance Revisited, Our Base is Under Attack

December Cook-Off 2016

Chef and Subset

October Lunchtime 2016

The Largest Bouquet

November Lunchtime 2016

Chef and his Students

December Lunchtime 2016

Superheroes and villains

January Challenge 2017

Reservior, Tourists in Mancunia, Cats and Dogs, Capital Movement

February Challenge 2017

Chef and Yoda, Eugene and big number, Chef and Triangles, Chef and His Apartment Dues, Gerrymander

March Challenge 2017

Cooking Schedule, Bandwidth of a matrix, Bear and Extra Number, Pishty and birthday, Xenny and Alternating Tasks

January Lunchtime 2017

Nothing in Common

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Dish Of Life, Bear and Row 01, Similar Dishes

May Challenge 2017

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

July Challenge 2017

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

December Challenge 2017

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

June Cook-Off 2017

Ada and crayons, SnackUp, Centeroid

July Cook-Off 2017

Chang and the Perfect Function, Chang and Perfect Quadruples, Chang and Bitwise OR

December Cook-Off 2017

Beautiful Array, Football Match

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

September Lunchtime 2017

Chef and Cook-Off Contests

January Challenge 2018

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

May Challenge 2018 Division 1

Dibs on Fibs

October Challenge 2018 Division 1

Beautiful Bricks, Minimize Digitsum

January Challenge 2019 Division 2

Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs

Plinth-Enigma'19 LNMIIT Techfest - (Rated for all)

Return of the Gargoyle King, Summation over nCr, XOR! Wait for it

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence, Markers and Caps, Music Shopping

August Lunchtime 2019 Division 1

Destroy Cells, Chef Does Coke Yet Again

International Coding League 2019 (Rated for Division 2)

FlatLand, Too Many Candies, A Weird Device

Total Problems Solved: 129