Haider Ali

• Username: 2★haider_ali567
• Country:  India
• Student/Professional:Student
• Institution:Zakir Husain College of Engineering and Technology Aligarh, Uttar Pradesh, India
• 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: 5

Current Ratings Graph Old Ratings Graph

1449 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

February Cook-Off 2022 Division 2(2022-02-21 22:30:02)

Global Rank:   3036

Cheated in:   

Ratings System Update

(2022-02-21 22:30:02)

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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1449 (-162)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   3036

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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Contests (5)

CodeChef Starters 7 Division 3 (Rated)

Chess Format, Food Chain

January Lunchtime 2022 Division 3

Subarray permutations, Chef and Subset Additions, Chef and Lockout Draws

CodeChef Starters 25 Division 3 (Rated)

Equal MEX, Points and Lines, Fit in Data Type, Chef and His Fruit Stand

February Cook-Off 2022 Division 2

Prefix Permutation

Total Problems Solved: 23