Rishi Raj

• Username: 3★rraj45035
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, 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: 13

Current Ratings Graph Old Ratings Graph

1643 (+48)RatingProvisional
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December Cook-Off 2021 Division 2(2021-12-19 22:30:02)

Global Rank:   292

Cheated in:   

Ratings System Update

(2021-12-19 22:30:02)

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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1643 (-192)RatingProvisional
Rating i Provisional Rating, click to know more

December Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   292

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 (13)

March Cook-Off 2021 Division 3

Weight Balance, Pawri Meme

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number

March Challenge 2021 Division 3

Chef and Groups, No Time to Wait

April Challenge 2021 Division 3

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

April Lunchtime 2021 Division 3

Array Rotation, Coldplay, Equinox Strings, Chef in Heaven

June Challenge 2021 Division 3 (Rated)

Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

June CodeChef Starters 2021 Division 3 (Rated)

Total Correct Submissions, Chess Match, Cyclic Quadrilateral

CodeChef Starters 6 Division 3 (Rated)

Three Dices, Cricket Ranking

CodeChef Starters 7 Division 3 (Rated)

Ceiling Sum, Food Chain, Maximum Array Xor, Chess Format

August Challenge 2021 Division 2 (Unrated)

Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, MEX-OR

SnackDown 2021 - Online Round 1B

Queens Placement

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, Rock Paper Scissors, List of Lists, Utkarsh and Placement tests

SnackDown 2021 - Elimination Parallel (Rated for Div 2)

Yet another subarray problem, Remove Element

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs, RGB Construction

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

Total Problems Solved: 91