tushar dubey

• Username: 4★devil_r
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology Karnataka
• 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: 32

Current Ratings Graph Old Ratings Graph

1829 (+28)RatingProvisional
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May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   306

Cheated in:   

Ratings System Update

(2021-05-17 15:00:02)

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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1829 (-28)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   306

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 (32)

January Challenge 2018

Rectangle

January Cook-Off 2018

Survive in ChocoLand

January Lunchtime 2018

Chef and Game with Sequence

March Challenge 2018 DIV 2

Chef and Glove

May Cook-off 2018 Division 2

Secret Recipe

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

Sheokand and Number, Spell Bob, Problem Sort

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures

December Challenge 2018 Division 2

(Challenge) Delete DAG, Max and Electrical Panel, Directing Edges, Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Ridges, Chef and Happiness, Chef and Difficult Contests

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

June Lunchtime 2018 Division 2

Counting Pretty Numbers

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

January Challenge 2019 Division 2

Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes

February Challenge 2019 Division 2

Manhattan Rectangle, Deputy Chef, Art of Balance, Appy and Contest, Chef and Secret Ingredients, Chef and Magical Jars

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

March Challenge 2019 Division 2

(Challenge) Interleaving Strings, Chef and Number Game, Chef and a Beautiful Digit, Chef got Recipes, Yet Again a Subarray Problem

May Lunchtime 2019 Division 2 (Unrated)

Dummy Palindromic Strings, Grid Tour, CV

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD

June Cook-Off 2019 Division 2

Eat Twice, Multiple Choice Exam

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

July Challenge 2019 Division 2

Guess the Prime!, Parity Again, Circular Merging, Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Dilemma, Zombie and the Caves, Distribute Apples, Guddu and his Mother, Football

September Challenge 2019 Division 1

Biladerim Icin, Chef Designed a Network

September Lunchtime 2019 Division 1

All Substrings, Treeversion, Find the Sum

December Challenge 2019 Division 1

Addition, Binary XOR, Chefina and Ranges

June Lunchtime 2020 Division 1

Maximum AND

January Challenge 2021 Division 2

Watching CPL, Fair Elections

May Challenge 2021 Division 2 (Rated)

Valid Paths, Tree House, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation

Total Problems Solved: 129