mohd jafar

• Username: 4★jaffy123
• Country:  India
• Student/Professional:Student
• Institution:Guru Gobind Singh Indraprastha University, New Delhi India
• 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: 9

Current Ratings Graph Old Ratings Graph

1815 (+72)RatingProvisional
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March Cook-Off 2021 Division 2(2021-03-22 00:00:02)

Global Rank:   139

Cheated in:   

Ratings System Update

(2021-03-22 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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1815 (-67)RatingProvisional
Rating i Provisional Rating, click to know more

March Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   139

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 (9)

November Challenge 2020 Division 2

Ada and Dishes, Restore Sequence, Iron, Magnet and Wall

January Challenge 2021 Division 2

Chef and Ants, Watching CPL, Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

December Challenge 2020 Division 2

Hail XOR, String Operations, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 1

Minimum Attendance Requirement, Circle of Chaos, Self-Destructing Strings, Catch the Thief

December Lunchtime 2020 Division 1 (Unrated)

Sed Sequences, One Zero Swaps

November Cook-Off 2020 Division 2

Flip the String, Chef and IPC Certificates

UWCOI 2021 (Rated for all)

Organisation, Array Swaps, Hidden Numbers

February Challenge 2021 Division 2

Maximise Function, Highest Divisor

March Cook-Off 2021 Division 2

Consecutive Deletions, Pawri Meme, Matrix XOR, Weight Balance, Guess the Number

February Lunchtime 2021 Division 2

Palpal Strings, Coprime Range

Total Problems Solved: 47