amitrajit chattopadhyay

• Username: 2★buro
• Country:  India
• Student/Professional:Student
• Institution:Kalyani Public School, Noapara
• 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: 15

Current Ratings Graph Old Ratings Graph

1528 (-26)RatingProvisional
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August Challenge 2020 Division 2(2020-08-17 15:00:02)

Global Rank:   15869

Cheated in:   

Ratings System Update

(2020-08-17 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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1528 (+42)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   15869

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 (15)

October Challenge 2013

Helping Lira

January Challenge 2014

Please like me, Chef and Feedback

October Cook-Off 2014

The Army, Walk on the Axis

February Challenge 2014

Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays

April Challenge 2014

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

August Challenge 2014

Chef and Gift

September Challenge 2014

Chef and Rainbow Array - 2, Fun with Rotation, Chef and Left-Right

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome

July Challenge 2015

Bread, Na2a and lucky stone, Chef and Cube

December Challenge 2015

Chef and the stones

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess

Total Problems Solved: 44