Mohammed Zaffer

• Username: 3★altair8502
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Allahabad Uttar Pradesh
• 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: 10

Current Ratings Graph Old Ratings Graph

1616 (-23)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2015-09-14 15:00:00)

Global Rank:   3754

Cheated in:   

Ratings System Update

(2015-09-14 15:00:00)

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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1616 (+90)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2022-12-20 00:00:00)

Global Rank:   3754

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)

March Cook-Off 2012

Ciel Numbers II

April Challenge 2012

Fit to Play, Double Strings, Stacking Pancakes, Greatest Dumpling Fight

August Challenge 2012

Little Elephant and Bombs, Delivery Boy

July Cook-Off 2012

Ciel and Receipt

October Challenge 2012

Event Organizer, The New Scheme, Fierce Battles, Little Elephant and Order

November Challenge 2012

Coin Flip

April Challenge 2014

Sereja and Permutation, Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees

February Challenge 2015

Chef and Strange Formula

September Challenge 2015

Count Steps in Matrix

Total Problems Solved: 25