Shailesh Kumar

• Username: 2★shailseen
• Country:  India
• Student/Professional:Student
• Institution:Graphic Era University Dehradun, 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: 35

Current Ratings Graph Old Ratings Graph

1556 (+32)RatingProvisional
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CodeChef Starters 21 Division 2 (Rated)(2022-01-05 23:00:02)

Global Rank:   1642

Cheated in:   

Ratings System Update

(2022-01-05 23:00:02)

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1556 (-150)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 21 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1642

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 (35)

December Challenge 2019 Division 2

That Is My Score!, Plus Multiply

January Challenge 2020 Division 2

Breaking Bricks

February Challenge 2020 Division 2

The Theatre Problem, School of Geometry, Hard Cash

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Leaked Answers (Challenge), COVID Pandemic and Long Queue, Sell All the Cars, Unit GCD, Strange Number

April Cook-Off 2020 Division 2

Lift Requests

May Cook-Off 2020 Division 2

Chef and Recipe

April Lunchtime 2020 Division 2

Chef in Fantasy League

UWCOI 2020 (Rated for all)

Button Pairs, Find maximum in an Array

June Challenge 2020 Division 2

The Tom and Jerry Game!, Chef and Price Control, Chef and String, Even Matrix, Chef and Icecream

July Challenge 2020 Division 2

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

August Challenge 2020 Division 2

Another Card Game Problem, Smallest KMP, Chef and Linear Chess, Chef Wars - Return of the Jedi

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

August Cook-Off 2020 Division 2

Polygon Relationship, K-Foldable String

June Cook-Off 2020 Division 2

Cache Hits

June Lunchtime 2020 Division 2

Increasing Decreasing, Chef and Demonetisation

September Lunchtime 2020 Division 2

GCD operations, Watermelon

Code Ensemble (Rated for Division 2)

Priya and AND, Help Martha

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

CodeChef Starters 14 Division 3 (Rated)

RCB and Playoffs

October Lunchtime 2021 Division 3

Problem Category, Exactly N plus 1 Values

November Challenge 2021 Division 3 (Rated)

Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges

Code: Nium Challenge

Alphabet Difference, Divide Students Into Classes, Queries in an Array

November Cook-Off 2021 Division 2

Missing Sums, Make it Divisible

CodeChef Starters 17 Division 3 (Rated)

GCD of Prefixes, Chef on Vacation, New Piece

CodeChef Starters 18 Division 2 (Unrated)

Make them equal

CodeChef Starters 20 Division 2 (Unrated)

Brutal-Xors

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night

FizzBuzz Division 2 (Rated)

Can_Reach, Substring Minimum Function, Magical Planks

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

December Lunchtime 2021 Division 3

Chef and Vacation Transportation , Chef Loves 1010, Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

Total Problems Solved: 101