Abhinav Kumar

• Username: 3★ios_123
• Country:  India
• Student/Professional:Student
• Institution:Vellore Institute of Technology, Vellore
• CodeChef Pro Plan: No Active Plan. View Details

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

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No. of Contests Participated: 40

Current Ratings Graph Old Ratings Graph

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June Lunchtime 2022 Division 2 (Rated)(2022-06-19 23:10:02)

Global Rank:   1871

Cheated in:   

Ratings System Update

(2022-06-19 23:10:02)

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1659 (-64)RatingProvisional
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June Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1871

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 (40)

July Challenge 2020 Division 2

Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Chef and Linear Chess

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

February Challenge 2021 Division 3

Chef and Meetings, Maximise Function, Highest Divisor

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number

February CodeChef Starters 2021 Division 3 (Rated)

College Life 2, Chef and Coupon

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

March Lunchtime 2021 Division 3

Dinner by Candlelight, Motivation, Make the Sum Even

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, World Record, Strong Language

C.O.D.E.R.S Division 3 (Rated)

The One with Russ, The One Where It All Began

December Challenge 2021 Division 3 (Rated)

Check Mate, Valleys and Hills, List of Lists, Utkarsh and Placement tests

SnackDown 2021 - Elimination Parallel (Rated for Div 3)

Yet another subarray problem, Remove Element, Balance Zeroes and Ones, Car Range

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 3 (Rated)

Devendra and Water Sports, Akash and Grid, Covid and Theatre Tickets

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Equal LIS

January Long 2022 - I, Division 3 (Rated)

Keplers Law, Prime in a binary string, Covid Spread

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization

CodeChef Starters 23 Division 2 (Unrated)

Average of Three, Subarray Mex

January Lunchtime 2022 Division 2

Subarray permutations

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Yet Another Constructive Problem

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, Points and Lines

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Prefix Permutation

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Cook-Off 2022 Division 2

Fixed Weight, Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility

CodeChef Starters 31 Division 2 (Rated)

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

March Lunchtime 2022 Division 2

Sad Splits, Adjacency Love

April Cook-Off 2022 Division 2

Sticks and Rectangles

CodeChef Starters 33 Division 2 (Rated)

Distinct Dilemma, Broken Life, Non Adjacent Flips, Make Them Equal

Starters 35 Division 2 (Rated)

Dark Light

May Cook-Off 2022 Division 2 (Rated)

Doubled Distances

Starters 38 Division 2 (Rated)

Good Pairs, Average Gift, Circular Track

Starters 41 Division 2 (Rated)

Equal Integers, Is this priority or parity!, Path Parity

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

Starters 43 Division 2 (Rated)

Make them Equal, The Optimal Pairs, Distinct Palindrome

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros

Total Problems Solved: 141