Sampath Kolachana

• Username: 2★sunshine_cool
• 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: 19

Current Ratings Graph Old Ratings Graph

1516 (-36)RatingProvisional
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February Challenge 2017(2017-02-19 15:00:00)

Global Rank:   6493

Cheated in:   

Ratings System Update

(2017-02-19 15:00:00)

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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1516 (-13)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2017(2022-12-20 00:00:00)

Global Rank:   6493

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 (19)

December Challenge 2013

Magic Pairs

December Cook-off 2013

Chef and Girlfriend

January Challenge 2014

Please like me, Chef and Feedback

May Cook-Off 2014

Ups and Downs

October Cook-Off 2014

The Army, Walk on the Axis

February Challenge 2014

Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays

April Challenge 2014

Farmer Feb, Shortest Path in Binary Trees

May Challenge 2014

Chef-jumping, Stone

June Challenge 2014

Guessing Game, Chef and Subarray

August Challenge 2014

The Leaking Robot, Chef and Gift

September Challenge 2014

Chef and Left-Right, Fun with Rotation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

December Challenge 2014

Chef and Apple Trees

September Lunchtime 2014

Chef and easy problem

October Lunchtime 2014

Tanu and Head-bob

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

March Challenge 2015

Chef and Notebooks

Total Problems Solved: 36