Omar

• Username: 1★abdullah_omar
• Country:  Bangladesh
• Student/Professional:Other
• 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: 11

Current Ratings Graph Old Ratings Graph

1308 (+58)RatingProvisional
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April Challenge 2021 Division 3(2021-04-12 15:00:04)

Global Rank:   554

Cheated in:   

Ratings System Update

(2021-04-12 15:00:04)

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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1308 (-336)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   554

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 (11)

November Challenge 2020 Division 2

Ada and Dishes

December Challenge 2020 Division 2

Vaccine Production

December Cook-Off 2020 Division 2

Minimum Attendance Requirement

November Cook-Off 2020 Division 2

Chef and IPC Certificates

January Challenge 2021 Division 3

Chef and Division 3

January Lunchtime 2021 Division 3 (Unrated)

Pair Me, Even Differences, Even Sum

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

March Cook-Off 2021 Division 3

Pawri Meme, Weight Balance

March Challenge 2021 Division 3

No Time to Wait, Chef and Groups

March CodeChef Starters 2021 Division 3 (Rated)

Nobel Prize, Possible Victory

April Challenge 2021 Division 3

Binary String MEX, Worthy Matrix, Chef and Dice, Valid Pair, World Record, Strong Language

June Challenge 2021 Division 2 (Unrated)

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

Total Problems Solved: 51