Md Ferhan Khan

• Username: 2★fer403
• Country:  India
• Student/Professional:Professional
• Organisation:Securonix Inc
• 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: 6

Current Ratings Graph Old Ratings Graph

1543 (+99)RatingProvisional
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August Challenge 2021 Division 3 (Rated)(2021-08-16 18:00:00)

Global Rank:   5

Cheated in:   

Ratings System Update

(2021-08-16 18:00:00)

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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1543 (-191)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   5

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 (6)

September Challenge 2019 Division 2

Easy Fibonacci

February Challenge 2021 Division 3

Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function, Highest Divisor

CodeChef Div 3 Rated Contest 2021 Division 3

Body Mass Index

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, No Time to Wait

April Challenge 2021 Division 3

World Record, Strong Language, Valid Pair, Chef and Dice

August Challenge 2021 Division 3 (Rated)

Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Charge Scheduling, Chef and Digits of Large Numbers, Fat Hut, Problem Difficulties, Olympics Ranking

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

Total Problems Solved: 109