Abu Sayed

• Username: 2★arther_shelby
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Bangladesh University of Professionals
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 9

Current Ratings Graph Old Ratings Graph

1598 (+75)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2022 Division 2 (Rated)(2022-07-03 22:30:02)

Global Rank:   400

Cheated in:   

Ratings System Update

(2022-07-03 22:30:02)

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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1598 (-249)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   400

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 (9)

July Challenge 2019 Division 2

Chef and Mean

December Challenge 2019 Division 2

Easy Subsequence Selection, That Is My Score!

December Lunchtime 2019 Division 2

Check Algorithm

March Cook-Off 2020 Division 2

Mysterious Sequence, Find Your Gift

April Cook-Off 2020 Division 2

Lift Requests

March Lunchtime 2020 Division 2 (Unrated)

Good Prefix, Chef Swaps Digits

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work, K-Foldable String

September Cook-Off 2020 Division 2

Bulbs and Wires, Bowling Strategy

July Cook-Off 2022 Division 2 (Rated)

Permutation And Median, Xor Permutation, Segmentation Fault

Total Problems Solved: 30