Harleen Singh

• Username: 4★malhi2000
• Country:  India
• Student/Professional:Student
• Institution:Dr. BR Ambedkar National Institute of Technology Jalandhar, Punjab, 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: 20

Current Ratings Graph Old Ratings Graph

1833 (+66)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 144 Division 2 (Rated)(2024-07-24 22:00:02)

Global Rank:   174

Cheated in:   

Ratings System Update

(2024-07-24 22:00:02)

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?

1767 (-243)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 10 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   113

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 (20)

March Challenge 2019 Division 2

Chef and a Beautiful Digit, Chef and Number Game

March Lunchtime 2019 Division 2

Testing Robot

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining

June Challenge 2019 Division 2

Chef and Proxy

July Challenge 2019 Division 2

Chef and Mean

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

September Challenge 2019 Division 2

Chef and Interesting Subsequences , Chef Designed a Network, Easy Fibonacci

October Challenge 2019 Division 2

Chef and Maximum Star Value, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Physical Exercise, Hard Sequence, A Simple Game, Weapon Value

December Challenge 2019 Division 2

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

May Challenge 2020 Division 2

Triple Sort, Coronavirus Spread, Isolation Centers

July Challenge 2020 Division 2

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

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

December Lunchtime 2020 Division 1 (Unrated)

Three Letters, One Zero Swaps

InfInITy 2k20 Division 2 (Rated)

Empire Business , The One Who Knocks!

July Cook-Off 2021 Division 2

Beautiful Subsequence, XOR-ORED, Mod Equality

July Lunchtime 2021 Division 2

Beautiful Pairs, Array Rotation Returns

CodeChef Starters 6 Division 2 (Unrated)

Joker and Batman, Chefs Homework Dilemma, Even tuples, Three Dices, Cricket Ranking

CodeChef Starters 8 Division 2 (Unrated)

Square Function, Javelin Qualification, Penalty Shots

CodeChef Starters 9 Division 2 (Unrated)

Black cells in a chessboard

CodeChef Starters 10 Division 2 (Rated)

Magical Flips, Remove One Element, Maximise the Subsequence Sum

AlgoManiac - Code For Future Division 1 (Unrated)

Planetary Path, Say No To Drugs, The Rumbling, The Old Saint And Three Questions, Meet In The Median

September Challenge 2021 Division 1 (Unrated)

Travel Pass, Airline Restrictions, XOR Equal, Shuffling Parities

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

CodeChef Starters 11 Division 1 (Unrated)

Find the Direction, The Two Dishes

CodeChef Starters 12 Division 1 (Unrated)

K - balanced string, Maximum Points

CodeChef Starters 16 Division 1 (Unrated)

Subarray Sum, Chef and Magical Steps, Professor And Directions

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

Starters 135 Division 2 (Rated)

Invert And Equalize, Change A to B

Starters 144 Division 2 (Rated)

Minimise Inversions, Budget Allotment, Largest K

Total Problems Solved: 195