Aritra Chakraborty

• Username: 4★aritra_282
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 20

Current Ratings Graph Old Ratings Graph

1817 (+39)RatingProvisional
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Starters 73 Division 2 (Rated)(2023-01-11 23:00:02)

Global Rank:   205

Cheated in:   

Ratings System Update

(2023-01-11 23:00:02)

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1813 (-109)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 50 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   240

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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Contests (20)

CodeChef Starters 22 Division 3 (Rated)

Equal Card Game, Elections in Chefland, Even Subset Xor

January Cook-Off 2022 Division 3

Palindromes Not Allowed, Mean Maximization, Mask Policy, Hungry Ashish

CodeChef Starters 23 Division 3 (Rated)

Subarray Mex, Chef and Profits, Average of Three

January Lunchtime 2022 Division 3

Subarray permutations, Prefix Zeros, Chef and Subset Additions, Chef and Lockout Draws

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Yet Another Constructive Problem

February Long 2022 - I, Division 2 (Unrated)

Binary Base Basics, N Queens Puzzle Solved !, Bitwise Blend

CodeChef Starters 25 Division 2 (Rated)

Building Towers, K Distinct Array, Points and Lines

February Long 2022 - II, Division 2 (Unrated)

Avoid Fixed Points, Xor Palindrome

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, The product mystery

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array, Decomposition Reaction

CodeChef Starters 31 Division 2 (Rated)

The Unchanging OR, Sign Moves, XOR and AND, Alternating String

CodeChef Starters 32 Division 2 (Rated)

Flip Sorting, Finding Shoes

CodeChef Starters 34 Division 2 (Rated)

Binary Mismatch, Average Array, Good Permutation

April Lunchtime 2022 Division 2(Rated)

Buckets Full of Candies, Pair Pain

Starters 36 Division 2 (Rated)

Presents for Cheffina, Reduce to 1, Buying Sweets

April Long Two 2022 Division 2 (Unrated)

Pseudo Sorted Array

Starters 37 Division 2 (Rated)

Dazzling Even-Odd Challenge, Beat the Average, Infernos, Maximum OR Minimum

May Long Two 2022 Division 2 (Unrated)

Xor Palindrome, Make them Zero

Starters 40 Division 2 (Unrated)

Infinity Staircase

July Long Two 2022 Division 2 (Unrated)

Concat Sort, To Divide or Not To Divide, Sum of Product 1, Maximize Difference

Starters 49 Division 2 (Rated)

Split The String, High Frequency, Monks, Valid Minimum

Starters 50 Division 2 (Rated)

Permutation GCD, Average Permutation, Sum Product Segments, Air Blimp

August Long 2022 Division 2 (Unrated)

Hello Equation

Starters 71 Division 2 (Rated)

Pet Store, Maximizing LCS

Starters 73 Division 2 (Rated)

Find an integer, Consecutive Xor, Append for OR

Total Problems Solved: 92