Amit Hasan

• Username: 1★gunner73
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Ahsanullah University of Science and Technology Dhaka, Bangladesh
• 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: 27

Current Ratings Graph Old Ratings Graph

1186 (+1)RatingProvisional
Rating i Provisional Rating, click to know more

February Long 2022 - II, Division 3 (Rated)(2022-02-14 15:00:00)

Global Rank:   9545

Cheated in:   

Ratings System Update

(2022-02-14 15:00:00)

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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1186 (-158)RatingProvisional
Rating i Provisional Rating, click to know more

February Long 2022 - II, Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   9545

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 (27)

December Challenge 2018 Division 2

Chef and An Ideal Problem, Chef and Interactive Contests

January Challenge 2020 Division 2

Breaking Bricks

April Challenge 2020 Division 2

Sell All the Cars

May Lunchtime 2020 Division 2

Lost Weekends

June Challenge 2020 Division 2

Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Chef and Strings

December Challenge 2020 Division 2

Vaccine Production

January Challenge 2021 Division 3

Chef and Division 3

February Challenge 2021 Division 3

Highest Divisor

April Challenge 2021 Division 3

Valid Pair, World Record

August Challenge 2021 Division 3 (Rated)

Olympics Ranking

September Challenge 2021 Division 3 (Rated)

Shuffling Parities, Airline Restrictions, Travel Pass

CodeChef Starters 12 Division 3 (Rated)

Good Weather

October Challenge 2021 Division 3 (Rated)

Which Mixture

November Challenge 2021 Division 3 (Rated)

Which Fuel is Cheaper

CodeChef Starters 17 Division 3 (Rated)

Chef on Vacation

CodeChef Starters 20 Division 3 (Rated)

Genes, Chef and Pal

December Challenge 2021 Division 3 (Rated)

Utkarsh and Placement tests

CodeChef Starters 21 Division 3 (Rated)

Devendra and Water Sports, Akash and Grid, Covid and Theatre Tickets

CodeChef Starters 22 Division 3 (Rated)

Equal Card Game, Elections in Chefland

January Long 2022 - I, Division 3 (Rated)

Keplers Law

February Long 2022 - I, Division 3 (Rated)

N Queens Puzzle Solved !, Chef and the Hair Salon

February Long 2022 - II, Division 3 (Rated)

World Chess Championship, Chef and NextGen

Total Problems Solved: 50