Raghu Nathan

• Username: 4★raghu_nathan
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology & Science Pilani, Hyderabad Campus Telangana, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 17

Current Ratings Graph Old Ratings Graph

1862 (-9)RatingProvisional
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May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   1572

Cheated in:   

Ratings System Update

(2021-05-17 15:00:02)

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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1862 (-18)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1572

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 (17)

December Challenge 2018 Division 2

Chef and Interactive Contests, Max and Electrical Panel, Chef and An Ideal Problem

January Challenge 2019 Division 2

Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice

February Challenge 2019 Division 2

Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef

April Challenge 2019 Division 2

Playing with Numbers, Fencing, Subtree Removal, Maximum Remaining, Friend or Girlfriend, Kira Loves Palindromes

June Cook-Off 2019 Division 1

Ants and Anteaters, Drink Slush

August Challenge 2019 Division 1

Guddu and his Mother, Encoding, Dilemma, Maximize an Expression

November Challenge 2019 Division 1

From Zero to Infinity, Physical Exercise, Smallest Beautiful Number

December Cook-Off 2019 Division 1

Xor It

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Chefina and Prefix Suffix Sums

February Challenge 2020 Division 1

No Change Required

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)

January Lunchtime 2020 Division 1

Construct Array, Under the Tunnels

May Lunchtime 2020 Division 1

Convert the String

August Challenge 2020 Division 1

Smallest KMP, Chef and Wedding Arrangements

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

April Lunchtime 2021 Division 2

A Special Tree, Chef in Heaven , Bench Press, Array Rotation

May Challenge 2021 Division 2 (Rated)

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

Total Problems Solved: 76