Raihanul Bashir Hridoy

• Username: 1★hr1d0y_031
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Shahjalal University of Science & Technology Sylhet, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 6

Current Ratings Graph Old Ratings Graph

1290 (+6)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 66 Division 4 (Rated)(2022-11-23 23:00:06)

Global Rank:   6629

Cheated in:   

Ratings System Update

(2022-11-23 23:00:06)

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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1290 (-69)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 66 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   6629

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 (6)

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

Starters 35 Division 3 (Rated)

Dark Light, Police and Thief

Starters 51 Division 3 (Rated)

TV Discount

Starters 66 Division 4 (Rated)

Binary Battles, Squats, Monopoly in Chefland

Total Problems Solved: 31