Aditya Kumar

• Username: 5★aditya02042021
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Jamshedpur Jharkhand, 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: 32

Current Ratings Graph Old Ratings Graph

2068 (-19)RatingProvisional
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Starters 109 Division 1 (Rated till 5 Stars)(2023-11-22 22:00:00)

Global Rank:   70

Cheated in:   

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(2023-11-22 22:00:00)

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1885 (-207)RatingProvisional
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CodeChef Starters 24 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   165

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 (32)

April Challenge 2021 Division 3

Valid Pair, World Record

May Challenge 2021 Division 3 (Rated)

Golf, Solubility

August Lunchtime 2021 Division 3

K-th Maximum, Maximum Length Even Subarray, Programming Languages, Crossing Blocks, Just a Graph

CodeChef Starters 10 Division 3 (Rated)

Hardest Problem Bet, Odd Repeat, Maximise the Subsequence Sum

September Cook-Off 2021 Division 2

Zebra Crossing, Fake Swaps, Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 3 (Rated)

Positive Spewing, The Grid Fill Problem, Find the Direction, Obtain the Sum, The Two Dishes

CodeChef Starters 12 Division 2 (Unrated)

K - balanced string, Make it Divisible, Maximum Points

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

CodeChef Starters 16 Division 2 (Unrated)

Professor And Directions, Chef and Magical Steps

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

November Cook-Off 2021 Division 2

Product Pain, Missing Sums, Make it Divisible

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, New Piece

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union, Mean equals Median

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence

Infinity 2k21 Division 2 (Rated)

Marbles

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string, Retrieve back the Array

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

Starters 72 Division 2 (Rated)

N Triplets, No sequence

Starters 79 Division 2 (Rated)

Love Squares Hate Cubes, Mountain, One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 83 Division 2 (Rated)

Construct String, Order by XOR, Restoration

Starters 93 Division 1 (Rated for All)

NASA, Greedy, Bloodline, Motive

Starters 94 Division 1 (Rated till 5 Stars)

Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries

Starters 95 Division 1 (Rated till 6 Stars)

Boxes, Transfusion Chain

Starters 102 Division 1 (Rated till 6 Stars)

Chess ELO, Parity Permutation, Light The Bulb, Chef Segment, Bit Play

Starters 105 Division 1 (Rated till 6 Stars)

Spooky Sequences, Dull Operation, Wishcraft

Starters 106 Division 1 (Rated till 5 Stars)

Playing with OR, Save People, Guess the winner!, Count Possibilities, Reach Anywhere

Starters 107 Division 1 (Rated till 6 Stars)

OR Permutation

Starters 108 Division 1 (Rated till 6 Stars)

Palindromic Prime Numbers, Fair Distribution, Multiple of 9

Starters 109 Division 1 (Rated till 5 Stars)

Minimum XOR, Alter Ego, Chroma Swap

Total Problems Solved: 150