zain khan

• Username: 3★codetiger
• Country:  India
• Student/Professional:Student
• Institution:Jamia Millia Islamia Okhla, New Delhi
• 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: 5

Current Ratings Graph Old Ratings Graph

1699 (+46)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2020 Division 2(2020-05-11 15:00:02)

Global Rank:   2643

Cheated in:   

Ratings System Update

(2020-05-11 15:00:02)

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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1699 (+4)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   2643

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 (5)

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Physical Exercise, Hard Sequence, Weapon Value, Chef and Minimum Colouring

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

Total Problems Solved: 32