Atul Kumar Singh

• Username: 1★atul9452
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, 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: 32

Current Ratings Graph Old Ratings Graph

1379 (-42)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2020-06-15 15:00:02)

Global Rank:   30067

Cheated in:   

Ratings System Update

(2020-06-15 15:00:02)

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?

1379 (+108)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   30067

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 (32)

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef And Coloring

September Challenge 2016

Chef and digits of a number, Faded Palindromes

December Challenge 2016

Train Partner

February Challenge 2017

Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Similar Dishes

June Challenge 2017

A Good Set, Xenny and Coin Rankings

September Challenge 2017

Little Chef and Sums, Chef and Pick Digit, Minimum Good Permutation

April Cook-Off 2017

Bear and Candies 123

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Subsequence Equality

October Cook-Off 2017

Chef and Employment Test

March Lunchtime 2017

Bear and Ladder

August Lunchtime 2017

Mathison and pangrams

International Coding League (Rated)

Cards Game

IOPC 2017 (Rated)

Max Out

June Lunchtime 2018 Division 2

Counting Pretty Numbers

December Challenge 2019 Division 2

Plus Multiply, That Is My Score!

December Cook-Off 2019 Division 2

Change It

December Lunchtime 2019 Division 2

Check Algorithm

January Challenge 2020 Division 2

Breaking Bricks

Total Problems Solved: 46