Rahul Kumar

• Username: 1★raul23
• Country:  India
• Student/Professional:Student
• Institution:Techno India Saltlake Kolkata, 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: 5

Current Ratings Graph Old Ratings Graph

1104 (-248)RatingProvisional
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April Challenge 2020 Division 2(2020-04-13 17:30:02)

Global Rank:   23290

Cheated in:   

Ratings System Update

(2020-04-13 17:30:02)

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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1104 (-550)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   23290

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 (5)

August Challenge 2019 Division 2

Football

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

January Challenge 2020 Division 2

Breaking Bricks

February Challenge 2020 Division 2

The Theatre Problem, School of Geometry, Hard Cash

April Challenge 2020 Division 2

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

Total Problems Solved: 25