Kallu Maharaj

• Username: 4★kallu_maharaj
• 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: 20

Current Ratings Graph Old Ratings Graph

1816 (-17)RatingProvisional
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November Lunchtime 2021 Division 2(2021-11-27 22:30:02)

Global Rank:   942

Cheated in:   

Ratings System Update

(2021-11-27 22:30:02)

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1816 (+24)RatingProvisional
Rating i Provisional Rating, click to know more

November Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   942

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 (20)

April Cook-off 2018 Division 2

Cut the Board

July Cook-Off 2018 Division 2

Encoding Message, OR Matrix

April Lunchtime 2018 Division 2

Two vs Ten, The hardest gcd problem

April Challenge 2018 Division 2

Chef and Array (Challenge), Weight of Numbers, Highway Crossing, Count Good Prefixes, Average of Pairs, Workers

November Challenge 2018 Division 2

Appy Loves One, Chef and Happiness, Chef and Difficult Contests, Chef, Primes and Trees (Challenge), Good Median, Chef and Ridges

December Lunchtime 2018 Division 2

Print Pattern, Choosing from Buckets, Age Calculator

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

XOR! Wait for it

March Challenge 2019 Division 2

Cheating on Queue, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit, Chef got Recipes

April Cook-Off 2019 Division 2

Chef Learning Hungarian Algorithm, Making a Meal, Pied Piper vs Hooli, Random Game

May Cook-Off 2019 Division 2

Chain Reaction, Misha and Nice Sets, Expected Xor, Recover the Sequence

November Lunchtime 2019 Division 1

Planting Trees

February Challenge 2020 Division 1

No Change Required

March Challenge 2020 Division 2

Pintu and Fruits, Ada Bishop 2, XOR Engine

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Factor Tree, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Circle of Chaos, Minimum Attendance Requirement

March Challenge 2021 Division 2

Space Arrays, Paparazzi Gennady, College Life 4, Interesting XOR!, Consecutive Adding

April Challenge 2021 Division 2

Binary String MEX, Worthy Matrix, Chef and Dice

July Challenge 2021 Division 2 (Unrated)

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

Code: Nium Challenge

Alphabet Difference, Divide Students Into Classes

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Squares Counting

Total Problems Solved: 128