Arun Singh

• Username: 2★arun_1713
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Durgapur West Bengal, 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: 13

Current Ratings Graph Old Ratings Graph

1490 (+168)RatingProvisional
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February Challenge 2019 Division 2(2019-02-13 15:00:02)

Global Rank:   327

Cheated in:   

Ratings System Update

(2019-02-13 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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1490 (-387)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   327

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 (13)

September Mega Cook-Off 2018 Division 2

Make a Permutation, ATM Machine

April Challenge 2018 Division 2

Workers

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

Modular GCD, Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2

Magician versus Chef, Chef and Adventures

December Challenge 2018 Division 2

Max and Electrical Panel, Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Ridges, Appy Loves One, Chef and Difficult Contests

October Challenge 2018 Division 2

Minimize Digitsum, Byte to Bit, Chef and Serves

January Challenge 2019 Division 2

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice

February Challenge 2019 Division 2

Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef

Total Problems Solved: 104