Sunil Kumar

• Username: 1★sk_code
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Allahabad Uttar Pradesh
• 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: 15

Current Ratings Graph Old Ratings Graph

1377 (+22)RatingProvisional
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July Challenge 2020 Division 2(2020-07-13 15:00:02)

Global Rank:   10764

Cheated in:   

Ratings System Update

(2020-07-13 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?

1377 (-82)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   10764

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 (15)

October Challenge 2015

Who dares to be a millionaire, Count Subarrays

February Challenge 2016

Chef-Detective

June Challenge 2016

Devu and an Array

July Challenge 2016

Andrash and Stipendium

November Challenge 2016

Chef and squares, Task for Alexey

January Challenge 2017

Capital Movement, Cats and Dogs, Reservior

February Challenge 2017

Chef and His Apartment Dues

April Challenge 2020 Division 2

Sell All the Cars, COVID Pandemic and Long Queue

April Cook-Off 2020 Division 2

Lift Requests

June Challenge 2020 Division 2

Even Matrix, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

Total Problems Solved: 105