Arun Kumar

• Username: 2★kumaar
• Country:  India
• Student/Professional:Professional
• Organisation:Morgan Stanley
• 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: 4

Current Ratings Graph Old Ratings Graph

1402? (+62)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2018-10-20 15:00:03)

Global Rank:   3255

Cheated in:   

Ratings System Update

(2018-10-20 15:00:03)

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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1402 (-29)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   3255

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 (4)

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

Total Problems Solved: 7