Shubham Singh

• Username: 2★shubham_d_code
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Nagaland
• 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: 37

Current Ratings Graph Old Ratings Graph

1570 (-27)RatingProvisional
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Starters 120 Division 3 (Rated)(2024-02-07 22:04:00)

Global Rank:   3490

Cheated in:   

Ratings System Update

(2024-02-07 22:04:00)

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1584 (-91)RatingProvisional
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July Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1774

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?

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Contests (37)

February Challenge 2021 Division 3

Highest Divisor, Maximise Function

March Cook-Off 2021 Division 3

Pawri Meme, Weight Balance

February Lunchtime 2021 Division 3

Smallest Possible Whole Number

CodeChef Div 3 Rated Contest 2021 Division 3

Body Mass Index, Total Score

March Challenge 2021 Division 3

Chef and Groups, No Time to Wait

April Cook-Off 2021 Division 3

Passing Marks, Chocolate Monger

April CodeChef Starters 2021 Division 3 (Rated)

Chef On Island, Hiring Test

May Cook-Off 2021 Division 3

Marathon, Vaccine Drive

May CodeChef Starters 2021 Division 3 (Rated)

Plagiarism, Lazy Chef, Correct Sentence

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich

June CodeChef Starters 2021 Division 3 (Rated)

Chef and Queries, Cyclic Quadrilateral, Chess Match, Total Correct Submissions

August Cook-Off 2021 Division 2

Different String, Equal Difference

CodeChef Starters 10 Division 2 (Rated)

Maximise the Subsequence Sum, Remove One Element

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Min Max LCM, Dance Moves, Round Robin Ranks

CodeChef Starters 17 Division 2 (Rated)

GCD of Prefixes, New Piece

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

The One On The Last Night, The One with All the Candy

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence

January Long 2022 - I, Division 3 (Rated)

Keplers Law, Prime in a binary string, Covid Spread

January Cook-Off 2022 Division 3

Hungry Ashish, Mask Policy, Mean Maximization, Subsegment Divisibility , Palindromes Not Allowed

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, Points and Lines

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

March Long Two 2022, Division 2 (Unrated)

Missing Numbers, Same Parity Swaps in Binary Strings

CodeChef Starters 30 Division 2 (Rated)

Gift Shop and Coupon, Balanced Reversals

CodeChef Starters 31 Division 2 (Rated)

XOR and AND, Alternating String, Sign Moves, The Unchanging OR

March Lunchtime 2022 Division 3

Credit score, Sad Splits, Minimum number of coins, Buy 2 Get 1 Free, Adjacency Love

April Cook-Off 2022 Division 2

Sticks and Rectangles

CodeChef Starters 33 Division 2 (Rated)

Non Adjacent Flips, Make Them Equal

CodeChef Starters 34 Division 3 (Rated)

Average Array, Is the Score Consistent, Good Quality Bulbs, Positive Products, Good Permutation

Starters 35 Division 2 (Rated)

Dark Light, Admins and Shopping

Starters 36 Division 2 (Rated)

Buying Sweets, Presents for Cheffina

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Maximum Pairwise Modular Sum

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Largest Family, Yet Another Palindrome Making Problem

Starters 118 Division 3 (Rated)

Subset GCD, Literacy Rate, Join States

Starters 119 Division 3 (Rated)

Judged, Cookie Day, Another Good String , K Odd Sum

Starters 120 Division 3 (Rated)

Largest K, Sub or Swp, Valentine Gifts

Total Problems Solved: 145