Aman Singh

• Username: 4★aman_15130
• Country:  India
• Student/Professional:Student
• Institution:International Institute of Information Technology, Hyderabad Telangana, 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

1864 (+69)RatingProvisional
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May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   1

Cheated in:   

Ratings System Update

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

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1864 (-213)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1

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)

November Challenge 2018 Division 2

Chef and Difficult Contests

January Challenge 2019 Division 2

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice

February Challenge 2019 Division 2

Manhattan Rectangle, Deputy Chef, Art of Balance, Appy and Contest, Chef and Secret Ingredients, Chef and Magical Jars

June Challenge 2019 Division 2

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

July Challenge 2019 Division 2

Chef and Mean

August Challenge 2019 Division 2

Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves

September Challenge 2019 Division 2

Easy Fibonacci, Chef and Interesting Subsequences

September Lunchtime 2019 Division 2

Chef Feeds Cats, Find the Sum, Chef and Football Match

January Challenge 2020 Division 2

Chef and Dynamo, (Challenge) Building Anthills, Breaking Bricks, English, Chefina and Prefix Suffix Sums, Equality, Doofish Matrix, Doraemon

September Challenge 2020 Division 1

Chefina and Swap, Chef and Trump Cards, Find XOR, Ada Matrix

May Challenge 2021 Division 2 (Rated)

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

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

Total Problems Solved: 136