Abhirup Basu

• Username: 3★abhirup12345
• Country:  India
• Student/Professional:Professional
• Organisation:Infosys Ltd
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 29

Current Ratings Graph Old Ratings Graph

1648 (-3)RatingProvisional
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Starters 228 (Rated)(2026-03-04 22:00:02)

Global Rank:   797

Cheated in:   

Ratings System Update

(2026-03-04 22:00:02)

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1611 (-11)RatingProvisional
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Starters 64 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1097

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 (29)

August Cook-Off 2021 Division 3

Which Division

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

February Cook-Off 2022 Division 3

Lazy Salesman, Peaceful Party, Prefix Permutation

CodeChef Starters 26 Division 3 (Rated)

Control the Pollution, Hostel Room, Count the Notebooks

CodeChef Starters 27 Division 3 (Rated)

String Reverse, Distinct Binary Strings, Too many items, Blackjack, The product mystery

February Lunchtime 2022 Division 3

Four Equidistant Points on a Grid, Good Program, Parallel Processing, Watching Movies at 2x

CodeChef Starters 28 Division 3 (Rated)

Self Defence Training, Count the Holidays, Car Choice, Permutation Xority

March Cook-Off 2022 Division 3

Janmansh at Fruit Market, Equal Mex Splitting, Janmansh and Games

CodeChef Starters 32 Division 3 (Rated)

Maximize the Minimum, Binary String Cost, Finding Shoes

CodeChef Starters 34 Division 3 (Rated)

Positive Products, Good Quality Bulbs, Is the Score Consistent, Average Array

Starters 47 Division 2 (Rated)

Copy and Push Back, Similar Heights, End Sorted

Starters 48 Division 2 (Rated)

Fill The Grid, Make Palindrome 2, Positive array

September Lunchtime 2022 Division 2 (Rated) (Based on EJOI)

Stick Break, Permutation Creation

Starters 57 Division 2 (Unrated)

Two Different Palindromes, Maximum Expression, Even Splits

Starters 59 Division 2 (Rated)

Maximum Subarray , Confusing Concatenations, Suspense String

Starters 60 Division 2 (Rated)

Distinct Numbers, Yet Another Palindrome Problem, Palindrome Flipping

Starters 63 Division 2 (Rated)

One-XOR Deletions, Make Length 1, Minimum Absolute Score

Starters 64 Division 2 (Rated)

Luigi and Uniformity

February Cook-Off 2023 Division 2 (Rated)

Take Not Less, Permutation and Modulus

Starters 77 Division 3 (Rated)

Spreading Charges, Tekken, Concat Palindrome, Three Numbers

Starters 78 Division 2 (Rated)

Bitwise Equation, Valid Expression

Starters 79 Division 2 (Rated)

Distinct Opposite Sums, One Stone or Two Stones, Add smallest prime factor

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 87 Division 2 (Rated)

Existence, AB plus C

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 97 Division 2 (Rated)

Schrodinger Smiley, Triplets Min

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 101 Division 2 (Rated)

Minimize Xor Difference, Warrior Chef, Lockpicking Chef

Starters 225 (Rated)

Plus-Minus Split, Maximum Score, All Even

Starters 226 (Rated)

Sub A Add B

Starters 228 (Rated)

Minimize Error, Min And Operations, Balloon Smash Party

Total Problems Solved: 119