Aditya _

• Username: 4★unknown_81
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Ropar Rupnagar, Punjab, India
• 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: 14

Current Ratings Graph Old Ratings Graph

1965 (-9)RatingProvisional
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Starters 92 Division 2 (Rated)(2023-05-31 22:00:02)

Global Rank:   572

Cheated in:   

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(2023-05-31 22:00:02)

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1974 (-153)RatingProvisional
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CodeChef Starters 24 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   51

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

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Contests (14)

October Lunchtime 2021 Division 3

Chef and Water Car, Exactly N plus 1 Values, Fixed Points, Problem Category, Alternating Work Days

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, New Piece

CodeChef Starters 19 Division 2 (Rated)

Indivisible Permutation, Distinct Elements

December Cook-Off 2021 Division 2

Musical Chairs, Binary String Game, Median Minimization

December Lunchtime 2021 Division 2

Maximum Trio, Optimal Sorting, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Equal LIS

Code Drive Division 2 (Rated)

Sum this up, Count Number of Peaks, Again XOR problem, Maximum Factors Problem

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string, Retrieve back the Array, Chef and Riffles

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game

January Cook-Off 2022 Division 2

Subsegment Divisibility , Mean Maximization, Palindromes Not Allowed

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 92 Division 2 (Rated)

Rectangular Tiling, Distance Coloring, Dotify Playlist

Total Problems Solved: 64