Deewan Singh

• Username: 2★deewan_singh7
• Country:  India
• Student/Professional:Student
• Institution:Army Institute of Technology Pune, Maharashtra, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 26

Current Ratings Graph Old Ratings Graph

1595 (+20)RatingProvisional
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Starters 136 Division 3 ( Rated )(2024-05-29 22:00:04)

Global Rank:   1007

Cheated in:   

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(2024-05-29 22:00:04)

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1410 (-48)RatingProvisional
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Starters 64 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1527

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 (26)

CodeChef Starters 20 Division 3 (Rated)

Chef and Pal, Genes

December Lunchtime 2021 Division 3

Chef and Vacation Transportation , Chef Loves 1010, Maximum Trio

CodeChef Starters 21 Division 3 (Rated)

Devendra and Water Sports, Akash and Grid, Covid and Theatre Tickets

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor

Infinity 2k21 Division 3 (Rated)

Red Light, Green Light, The Squid Game

Code Drive Division 3 (Rated)

Game between friends, Favourite String of Chef

January Long 2022 - I, Division 3 (Rated)

Keplers Law, Prime in a binary string, Retrieve back the Array, Covid Spread

January Long 2022 - II, Division 2 (Unrated)

Power Sum, Crying Colours

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Subsegment Divisibility , Mean Maximization

CodeChef Starters 23 Division 2 (Unrated)

Average of Three

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

CodeChef Starters 24 Division 2 (Rated)

Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

March Long One 2022, Division 3 (Rated)

Akash and Missing Class, Wordle, Exact Marks, Substring of a Substring, Akash and Function

March Long Two 2022, Division 3 (Rated)

Chef and Races, Missing Numbers, The Rating Dilemma

March Cook-Off 2022 Division 2

Janmansh at Fruit Market

April Cook-Off 2022 Division 3

Funny Hand

Starters 48 Division 3 (Rated)

Buy Lamps, Make Palindrome 2, Fill The Grid

July Long Two 2022 Division 3 (Rated)

Chef in his Office, Hungry Chef, Sum of Product 1, To Divide or Not To Divide

Starters 63 Division 3 (Rated)

One-XOR Deletions, Make Length 1, Avoid Squares Please

Starters 64 Division 3 (Rated)

Mario and the Broken String, Luigi and Uniformity, Distinct Colors

Starters 115 Division 3 (Rated)

Greedy LIS Algorithm, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree, Chocolate Distribution

Starters 116 Division 3 (Rated)

Access Control, Hattrick, ORST

Starters 118 Division 3 (Rated)

Subset GCD, Literacy Rate, Xorry 2, Xorry 1

Starters 119 Division 3 (Rated)

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

Starters 120 Division 3 (Rated)

Largest K, Valentine Gifts, Sub or Swp

Starters 122 Division 3 (Rated)

Problem Reviews, Arya In Grid, Transformation Cost, Man of the Match

Starters 131 Division 2 (Rated)

Dice Deception

Starters 136 Division 3 ( Rated )

Even Sum Subarray, My First Geometry Problem

Total Problems Solved: 103