Arunava Bhattacharjee

• Username: 4★arunava5
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology Agartala Tripura, 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: 17

Current Ratings Graph Old Ratings Graph

1918 (+63)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2018 DIV 1(2018-03-12 15:00:00)

Global Rank:   82

Cheated in:   

Ratings System Update

(2018-03-12 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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1918 (-160)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2018 DIV 1(2022-12-20 00:00:00)

Global Rank:   82

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)

June Challenge 2016

Chef And Binary Operation, Chef And The Hiring Event, Devu and an Array, Chef and Coins Game

July Challenge 2016

Andrash and Stipendium

August Challenge 2016

Chef and Circle Run, Chef and Chocolate, Chef and Round Run

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, Chef and calculation

June Cook-Off 2016

Sticks, Right Triangle

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum

October Cook-Off 2016

Watson asks Does Permutation Exist, ChefWatson uses Social Network

June Lunchtime 2016

One more weird game

August Lunchtime 2016

Studying Alphabet

March Challenge 2017

Bandwidth of a matrix, (CH) Bear and Sorted Rows, Bear and Extra Number, Xenny and Alternating Tasks, Cooking Schedule, Pishty and birthday

June Challenge 2017

Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

December Challenge 2017

Chef And Easy Xor Queries, Chef and Hamming Distance of arrays, Penalty Shoot-out, Chef And his Cake, Total Diamonds, Chef and Universe

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

October Lunchtime 2017

Buggy Calculator

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting

Total Problems Solved: 73