Shrey Singh

• Username: 3★zehen_8838
• Country:  India
• Student/Professional:Student
• Institution:Galgotias University Greater Noida, Uttar Pradesh, 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: 9

Current Ratings Graph Old Ratings Graph

1617 (+34)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   1905

Cheated in:   

Ratings System Update

(2021-05-17 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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1617 (-102)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1905

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 (9)

July Challenge 2020 Division 2

Chef and Strings, Chef and Card Game

December Challenge 2020 Division 2

Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 2

Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

January Challenge 2021 Division 3

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

March CodeChef Starters 2021 Division 3 (Rated)

Possible Victory, College Life 5, Server Trouble

April Challenge 2021 Division 3

Binary String MEX, Chef and Dice, Valid Pair, World Record, Strong Language

April Cook-Off 2021 Division 2

OR of ANDs, Chocolate Monger, Bodybuilder

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press, Array Rotation

May Challenge 2021 Division 2 (Rated)

Tree House, Xor Equality, Tic Tac Toe, Modular Equation

Total Problems Solved: 49