Karthikeyan S

• Username: 2★sk2901
• Country:  India
• Student/Professional:Student
• Institution:College of Engineering, Guindy Chennai, Tamil Nadu, 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: 9

Current Ratings Graph Old Ratings Graph

1442 (+39)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2021 Division 3(2021-03-15 15:00:04)

Global Rank:   3746

Cheated in:   

Ratings System Update

(2021-03-15 15:00:04)

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?

1442 (-130)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   3746

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 (9)

June Challenge 2020 Division 2

Chef and Price Control, Chef and String

July Challenge 2020 Division 2

Chef and Card Game, Chef and Strings

December Challenge 2020 Division 2

Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 2

Minimum Attendance Requirement

UWCOI 2021 (Rated for all)

Hidden Numbers

January Challenge 2021 Division 3

Chef and Division 3, Encoded String, Fair Elections

January Cook-Off 2021 Division 3

Password

February Challenge 2021 Division 3

Frog Sort, Team Name, Chef and Meetings, Maximise Function, Highest Divisor

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

Total Problems Solved: 30