AMAN KUMAR

• Username: 2★bookworm
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad 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: 12

Current Ratings Graph Old Ratings Graph

1517 (+13)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2015(2015-02-16 15:00:00)

Global Rank:   3495

Cheated in:   

Ratings System Update

(2015-02-16 15:00:00)

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?

1517 (-46)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   3495

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 (12)

November Challenge 2013

Uncle Johny, Square Digit Squares, Missing some chairs, Superpowers of 2

January Challenge 2014

Please like me, Chef and Feedback

April Challenge 2014

Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

August Challenge 2014

Chef and Gift

October Challenge 2014

Chef and Ground

January Challenge 2015

Sereja and Number Division 2, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

Total Problems Solved: 25