Sagar Singh

• Username: 1★semicircle
• Country:  India
• Student/Professional:Student
• Institution:Harcourt Butler Technical University, Kanpur
• 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: 12

Current Ratings Graph Old Ratings Graph

1065 (+22)RatingProvisional
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April Challenge 2020 Division 2(2020-04-13 17:30:02)

Global Rank:   23264

Cheated in:   

Ratings System Update

(2020-04-13 17:30:02)

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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1065 (-194)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   23264

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 (12)

February Cook-Off 2019 Division 2

Chef and Party, Max Range Queries

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

March Challenge 2019 Division 2

Chef and Number Game

April Challenge 2019 Division 2

Maximum Remaining

May Challenge 2019 Division 2

Where to Build the Roads

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification

November Challenge 2019 Division 2

Physical Exercise, Single Point of Failure

November Cook-Off 2019 Division 2

The Biggest Restaurant

December Challenge 2019 Division 2

Plus Multiply, Addition, That Is My Score!, Sticky Notes, Easy Subsequence Selection, Binary XOR, Chefina and Ranges

Code Melange (Rated for all)

Greg and Grid, A Small Array, Go Round, Max power

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality

Total Problems Solved: 27