Shivam Singh

• Username: 4★blank65
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

1866 (-8)RatingProvisional
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Starters 118 Division 2 (Rated)(2024-01-24 22:00:02)

Global Rank:   759

Cheated in:   

Ratings System Update

(2024-01-24 22:00:02)

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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1874 (-238)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   24

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 (14)

December Challenge 2019 Division 2

That Is My Score!, Plus Multiply

December Lunchtime 2019 Division 2

Check Algorithm, Stupid Machine

January Challenge 2020 Division 2

Chef and Dynamo, Breaking Bricks

February Challenge 2020 Division 2

(Challenge) Raisins, Long Contest and Cook Off Overlaps, Hard Cash, School of Geometry, The Theatre Problem, No Change Required, Chef and Railway Stations

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Ready Bitwise, Leaked Answers (Challenge)

January Cook-Off 2020 Division 2

Chef Chick, Exam Cheating

February Cook-Off 2020 Division 2

Tax Slabs, Penalty Shoot-Out II

January Lunchtime 2020 Division 2

Bob and His Friends, Chef and Street Food

February Lunchtime 2020 Division 2

At the Gates, Swapping to Palindrome

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Numbers

May Lunchtime 2022 Division 2 (Rated)

Equal After And, Maximum Pairwise Modular Sum, Bucket and Water Flow

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, XOR, The Detective, Equal by XORing

Starters 118 Division 2 (Rated)

Subset GCD, Join States, Xorry 2, Xorry 1

Total Problems Solved: 73