Unknown

• Username: 3★unknownperson
• Country:  India
• Student/Professional:Professional
• Organisation:Self
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 32

Current Ratings Graph Old Ratings Graph

1649 (+95)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2022 Division 2 (Rated)(2022-05-01 23:00:02)

Global Rank:   74

Cheated in:   

Ratings System Update

(2022-05-01 23:00:02)

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?

1649 (-196)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   74

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)

None

Practice Paths (0)

None

Contests (32)

November Challenge 2017

Periodic Palindrome Construction, Chef goes Left Right Left, Villages and Tribes

December Challenge 2017

Chef And his Cake

November Cook-Off 2017

Random Pair

April Challenge 2018 Division 2

Count Good Prefixes

September Challenge 2018 Division 2

Magician versus Chef, Chef and Adventures

December Challenge 2018 Division 2

Chef and Interactive Contests

August Challenge 2019 Division 2

Dilemma

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification

November Challenge 2020 Division 2

Ada and Dishes

February Challenge 2021 Division 3

Frog Sort, Team Name, Chef and Meetings, Maximise Function, Highest Divisor

CodeChef Div 3 Rated Contest 2021 Division 3

Body Mass Index

April Challenge 2021 Division 3

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

May Challenge 2021 Division 3 (Rated)

Golf

June Challenge 2021 Division 3 (Rated)

Shortest Route, Bitwise Tuples, Bella ciao

CodeChef Starters 9 Division 3 (Rated)

Black cells in a chessboard, Large Square, Bus full of passengers

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Equal Coins, Hill Sequence, Xor Equation

CodeChef Starters 18 Division 2 (Unrated)

Make them equal

CodeChef Starters 21 Division 3 (Rated)

Akash and Grid

Code Drive Division 3 (Rated)

Again XOR problem

January Long 2022 - I, Division 3 (Rated)

Keplers Law, Prime in a binary string, Covid Spread, Chef and Riffles

CodeChef Starters 23 Division 3 (Rated)

Subarray Mex, Average of Three, Chef and Profits

January Lunchtime 2022 Division 3

Subarray permutations

CodeChef Starters 24 Division 3 (Rated)

Yet Another Constructive Problem

February Long 2022 - I, Division 3 (Rated)

Binary Base Basics, Bitwise Blend, Remove Adjacent, N Queens Puzzle Solved !, Chef and the Hair Salon

CodeChef Starters 25 Division 3 (Rated)

Building Towers

CodeChef Starters 27 Division 3 (Rated)

String Reverse

February Cook-Off 2022 Division 4

PerMEXuation , Complete the credits, Guess the bottom face, Lazy Salesman, Peaceful Party, Prefix Permutation

February Lunchtime 2022 Division 4

Magical Modulo, Chessboard Distance, Watching Movies at 2x, Parallel Processing, Good Program, Four Equidistant Points on a Grid, Battery Low

March Long One 2022, Division 2 (Unrated)

Akash and Function, Subarray XOR, Substring of a Substring, Exact Marks

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array, Decomposition Reaction

March Cook-Off 2022 Division 3

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

April Long Two 2022 Division 2 (Unrated)

Geometric Mean Inequality, Akash and Equal Mean, Pseudo Sorted Array

May Cook-Off 2022 Division 2 (Rated)

Different Subarrays Rearrange, Doubled Distances, Triple Inversions

May Long Two 2022 Division 2 (Unrated)

Xor Palindrome, Subarrays with length, Make them Zero

Total Problems Solved: 102