Abhra Bhattacharjee

• Username: 1★abhra123
• Country:  India
• Student/Professional:Student
• Institution:Salt Lake School Kolkata, 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: 17

Current Ratings Graph Old Ratings Graph

823 (+167)RatingProvisional
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June Lunchtime 2020 Division 2(2020-06-27 22:30:02)

Global Rank:   4139

Cheated in:   

Ratings System Update

(2020-06-27 22:30:02)

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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823 (+172)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   4139

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 (17)

August Long Challenge 2017

Chef and Mover

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation

October Challenge 2017

Chef and Magic Arrays, Chef and a great voluntary Program

November Challenge 2017

Chef goes Left Right Left

June Cook-Off 2017

Ada and crayons

July Cook-Off 2017

Chang and Bitwise OR

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Statistics Construction, Subsequence Equality

October Lunchtime 2017

Buggy Calculator, Maximum Number

January Challenge 2018

K-Concatenation, String Merging

July Cook-Off 2018 Division 2

OR Matrix

July Challenge 2018 Division 2

No Minimum No Maximum, Magic Set

September Mega Cook-Off 2019 Division 2

Two Groups

October Challenge 2019 Division 2

Chef and Maximum Star Value

June Cook-Off 2020 Division 2

Cache Hits

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

Total Problems Solved: 24