Ridwan_Rafi

• Username: 1★ridwanputu
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Bangladesh University of Business and Technology Dhaka, 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: 9

Current Ratings Graph Old Ratings Graph

1360 (-6)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 38 Division 3 (Rated)(2022-05-11 23:00:04)

Global Rank:   1522

Cheated in:   

Ratings System Update

(2022-05-11 23:00:04)

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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1360 (-92)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 38 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1522

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)

October Challenge 2020 Division 2

Covid Run

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

March Challenge 2021 Division 3

Chef and Groups, No Time to Wait

April Challenge 2021 Division 3

World Record, Strong Language, Valid Pair

June Challenge 2021 Division 3 (Rated)

Summer Heat

July Challenge 2021 Division 3 (Rated)

Maximum Production, Relativity

CodeChef Starters 18 Division 3 (Rated)

Back to Campus, Make them equal

Starters 38 Division 3 (Rated)

Dominant Army, Circular Track

Total Problems Solved: 29