Jatin Kumar Sahu

• Username: 2★sukoi
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Durgapur West Bengal, 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: 28

Current Ratings Graph Old Ratings Graph

1491 (-21)RatingProvisional
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March Challenge 2020 Division 2(2020-03-16 15:00:02)

Global Rank:   10266

Cheated in:   

Ratings System Update

(2020-03-16 15:00:02)

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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1491 (+33)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   10266

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 (28)

June Challenge 2014

Chef and Subarray

July Challenge 2014

Chef and Frogs, Reach The Point, Count Substrings

August Challenge 2014

The Leaking Robot, Chef and Gift

September Challenge 2014

Chef and Rainbow Array - 2, Chef and Left-Right, Fun with Rotation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions

November Challenge 2014

Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Chef and Apple Trees

January Challenge 2015

Chef and Stones, One Dimensional Kingdoms

January Cook-Off 2015

Suraj goes shopping

February Challenge 2015

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

March Challenge 2015

Chef and Notebooks, Sign Wave

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Bread, Chef and Cube

August Challenge 2015

Cooking Machine

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Lighthouses

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

November Challenge 2015

Eugene and function, Chef and cakes

December Challenge 2015

Chef and the stones

February Lunchtime 2015

Lucky Four

January Long Challenge 2016

Rupsa and the Game

February Challenge 2016

Chef and Strange Operations, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum

April Challenge 2016

Chef and Ballons, Chef And Magical Path, Chef And Coloring

June Challenge 2016

Devu and an Array

October Challenge 2016

Chef and Keyboard

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

March Challenge 2020 Division 2

Pintu and Fruits

Total Problems Solved: 97