Redowan Ibrahim

• Username: 1★red2727
• 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: 14

Current Ratings Graph Old Ratings Graph

1381 (+56)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 24 Division 2 (Rated)(2022-02-02 23:00:02)

Global Rank:   2540

Cheated in:   

Ratings System Update

(2022-02-02 23:00:02)

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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1381 (-352)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 24 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2540

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 (14)

August Challenge 2020 Division 2

Another Card Game Problem, Chef and Linear Chess, Chef Wars - Return of the Jedi

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Encoded String

February Challenge 2021 Division 3

Highest Divisor

April Challenge 2021 Division 3

Valid Pair

June Lunchtime 2021 Division 3

Unpleasant Ones, Richie Rich, HTML Tags, False Number

July Challenge 2021 Division 3 (Rated)

Maximum Production, Relativity

CodeChef Starters 21 Division 3 (Rated)

Devendra and Water Sports, Covid and Theatre Tickets

January Cook-Off 2022 Division 3

Palindromes Not Allowed, Mask Policy, Hungry Ashish

CodeChef Starters 23 Division 3 (Rated)

Average of Three, Chef and Profits, Subarray Mex, Maximising Vacations

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Yet Another Constructive Problem

Total Problems Solved: 34