Mohammed Deifallah

• Username: 2★deif6
• Country:  Egypt
• Student/Professional:Student
• Institution:Faculty of Engineering, Alexandria University Egypt
• 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: 10

Current Ratings Graph Old Ratings Graph

1441 (+55)RatingProvisional
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June Cook-Off 2020 Division 2(2020-06-22 00:00:02)

Global Rank:   1020

Cheated in:   

Ratings System Update

(2020-06-22 00:00:02)

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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1441 (-121)RatingProvisional
Rating i Provisional Rating, click to know more

June Cook-Off 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   1020

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 (10)

June Challenge 2017

A Good Set

August Long Challenge 2017

Chef and Rainbow Array

August Lunchtime 2017

Mathison and pangrams

January Challenge 2018

Maximum Score, Rectangle

April Challenge 2018 Division 2

Weight of Numbers, Average of Pairs, Workers

January Challenge 2019 Division 2

Fancy Quotes

February Challenge 2019 Division 2

Chef and Secret Ingredients, Appy and Contest, Deputy Chef

December Challenge 2019 Division 2

Plus Multiply, That Is My Score!

June Cook-Off 2020 Division 2

Cache Hits, Max Mex

Total Problems Solved: 23