Upendra Pratap Singh

• Username: 3★upendra8127
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Sonepat Haryana, 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: 15

Current Ratings Graph Old Ratings Graph

1792 (+108)RatingProvisional
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January Cook-Off 2021 Division 2(2021-01-25 00:30:02)

Global Rank:   34

Cheated in:   

Ratings System Update

(2021-01-25 00:30:02)

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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1792 (-171)RatingProvisional
Rating i Provisional Rating, click to know more

January Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   34

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 (15)

December Challenge 2018 Division 2

Chef and Interactive Contests

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

March Cook-Off 2019 Division 2

Markers and Caps

April Challenge 2019 Division 2

Playing with Numbers, Friend or Girlfriend, Maximum Remaining, Fencing

May Challenge 2019 Division 2

Reduce to One

July Lunchtime 2019 Division 2

Easy Math

August Challenge 2019 Division 2

Guddu and his Mother, Encoding, Dilemma, Football, Distribute Apples, Zombie and the Caves

Dementia 2019 (Rated for Division 2)

Maximum Scoring Position, When to take medicine

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work, K-Foldable String

August Lunchtime 2020 Division 1

Alien Invasion , Game on a Strip

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Rotation, Chef and Numbers

January Challenge 2021 Division 2

Fair Elections

January Cook-Off 2021 Division 2

Mex Subsequence, Prime Tuples, Maximise Islands

Total Problems Solved: 70