Harshit Gupta

• Username: 4★lowjack
• Country:  India
• Student/Professional:Other
• 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: 40

Current Ratings Graph Old Ratings Graph

1932 (+26)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2020 Division 1(2020-04-13 17:30:00)

Global Rank:   286

Cheated in:   

Ratings System Update

(2020-04-13 17:30:00)

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?

1932 (-116)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   286

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)

None

Practice Paths (0)

None

Contests (40)

March Challenge 2017

Bear and Extra Number, Xenny and Alternating Tasks, (CH) Bear and Sorted Rows

May Challenge 2017

Courses in an university

June Challenge 2017

Xenny and Coin Rankings, A Good Set

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates

September Challenge 2017

Little Chef and Sums, Minimum Good Permutation, Chef and Pick Digit

October Challenge 2017

Chef and a great voluntary Program, Max Mex, Counter Test For CHEFSUM, 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 Hamming Distance of arrays, Chef And his Cake, Total Diamonds, Penalty Shoot-out

July Cook-Off 2017

Chang and Bitwise OR

August Cook-Off 2017

From heaven to earth

September Cook-Off 2017

Subsequence Equality

October Cook-Off 2017

Chef and Employment Test

November Cook-Off 2017

Random Pair

March Lunchtime 2017

Bear and Ladder

June Lunchtime 2017

Two Numbers

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and pangrams

September Lunchtime 2017

Chef and Cook-Off Contests

October Lunchtime 2017

Buggy Calculator

November Lunchtime 2017

Smart Strategy

January Challenge 2018

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

July Cook-Off 2018 Division 1

OR Matrix

August Challenge 2018 Division 1

Modular GCD, Sheokand and Number

July Lunchtime 2018 Division 1

Prime divisors

August Lunchtime 2018 Division 1

Chef and Eid

November Lunchtime 2018 Division 2

Useful Number, Beats and Pieces, Event

ProCon Junior (Rated for Division 2)

Chef and Secret Ingredient, Chef and Bored Games, Chef and Polygon Cakes

March Challenge 2019 Division 1

Yet Again a Subarray Problem, Matchable Permutations

Coders' Legacy 2019 (Rated for all)

IPL and RCB

April Challenge 2019 Division 1

Offer for Chef, Playing with Numbers, Subtree Removal

August Challenge 2019 Division 1

Encoding, Dilemma

September Challenge 2019 Division 1

Fuzzy Linear Combinations, Chef Designed a Network

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

November Challenge 2019 Division 1

Physical Exercise, Smallest Beautiful Number, From Zero to Infinity

December Lunchtime 2019 Division 1

The Evil Professor, Guess the number

Alkhwarizm (Rated for all)

Weirwood Trees, Danny Wants To Know

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Doofish Matrix, English

February Challenge 2020 Division 1

Hard Cash, Long Contest and Cook Off Overlaps, (Challenge) Raisins, School of Geometry, The Theatre Problem, No Change Required, Chef and Railway Stations

March Challenge 2020 Division 1

XOR Engine, Lasers Everywhere Alternative

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)

September Challenge 2021 Division 1 (Unrated)

XOR Equal, Shuffling Parities

Total Problems Solved: 188