Aditya Kumar Singh

• Username: 4★adityakumar007
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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

1834 (+46)RatingProvisional
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September Lunchtime 2020 Division 1(2020-09-26 23:00:00)

Global Rank:   216

Cheated in:   

Ratings System Update

(2020-09-26 23:00:00)

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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1834 (-246)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   216

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)

December Challenge 2018 Division 2

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

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

January Challenge 2019 Division 2

Fancy Quotes

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD

October Challenge 2019 Division 2

Even Edges, Phone Prices, Operations on a Matrix, Array Modification, Chef and Maximum Star Value, Missing Number

February Challenge 2020 Division 2

Long Contest and Cook Off Overlaps, (Challenge) Raisins, Hard Cash, School of Geometry, No Change Required, Expected Change, The Theatre Problem

May Lunchtime 2020 Division 1

Convert the String

July Cook-Off 2020 Division 1

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 1

Golomb Sequence, Binary Concatenation

June Lunchtime 2020 Division 1

Maximum AND, Gold Mining

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers, Chef and Rotation, Chef and Walk

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets

September Lunchtime 2020 Division 1

Root the Tree, Robot Detector

CodeChef Starters 10 Division 1 (Unrated)

Magical Flips

Total Problems Solved: 82