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• Username: 4★optimus459
• Country:  India
• Student/Professional:Student
• Institution:Dhirubhai Ambani Institute of Information and Communication Technology, Gandhinagar Gujarat, India
• 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: 11

Current Ratings Graph Old Ratings Graph

1923 (+87)RatingProvisional
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September Lunchtime 2021 Division 2(2021-09-25 21:30:02)

Global Rank:   164

Cheated in:   

Ratings System Update

(2021-09-25 21:30:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1923 (-85)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   164

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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Practice Paths (0)

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Contests (11)

January Challenge 2021 Division 3

Watching CPL

February Challenge 2021 Division 3

Prime Game, Maximise Function, XOR Sums

March Cook-Off 2021 Division 2

Consecutive Deletions, Matrix XOR, Guess the Number

February Lunchtime 2021 Division 3

Sed Max

March Challenge 2021 Division 3

Space Arrays, No Time to Wait, Maximum Topological Sort, Paparazzi Gennady, Consecutive Adding, College Life 4, Chef and Groups, Interesting XOR!

International Coding Marathon 2021 Division 2 (Rated)

Suffix Sort, Lucky Boundaries

April Cook-Off 2021 Division 2

Tree Distances, OR of ANDs, Chocolate Monger

May Challenge 2021 Division 1 (Unrated)

Modular Equation, Tic Tac Toe, Xor Equality, Tree House, Valid Paths, An Interesting Sequence

June Cook-Off 2021 Division 2

Too Much Xor, Binary String on Steroids, The Wave

June CodeChef Starters 2021 Division 1 (Unrated)

Total Correct Submissions, Sleep Cycle, Flappy Bird, Chess Match, Chef and Queries, Cyclic Quadrilateral

September Cook-Off 2021 Division 1

Fake Swaps

October Challenge 2021 Division 1 (Unrated)

Longest AND Subarray, MEX-OR

September Lunchtime 2021 Division 2

Interesting Representation, Balanced and Unique Arrays, Alice vs Bob Faceoff, Yet another SOD problem

November Challenge 2021 Division 1 (Unrated)

Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Maximise the bridges

Total Problems Solved: 62