omar obeya

• Username: 4★omarobeya
• Student/Professional:Student
• Institution:Massachusetts Institute of Technology Cambridge, Massachusetts, USA
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

1919 (+31)RatingProvisional
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June Cook-Off 2014(2014-06-23 00:45:00)

Global Rank:   196

Cheated in:   

Ratings System Update

(2014-06-23 00:45:00)

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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1919 (-76)RatingProvisional
Rating i Provisional Rating, click to know more

June Cook-Off 2014(2022-12-20 00:00:00)

Global Rank:   196

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)

September 2010 Challenge

Brush Fire

August Long Contest 2011

Infinite Grid Game

November Cook-Off

Subanagrams

December Cook-Off

Ciel and New Menu, Ciel and A-B Problem

July Cook-off 2013

Chopsticks, A Plus B Again!

March Cook-Off 2014

ABC-Strings, Dividing Stamps

May Cook-Off 2014

Divide the Cake, Ups and Downs

June Cook-Off 2014

Counting Flags, Painting

May Lunchtime 2014

Divisible Subset, Approximately II, Brand New Game

Total Problems Solved: 22