Prakhar Uniyal

• Username: 3★prakhar_uniyal
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Mandi Suran, Himachal 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: 27

Current Ratings Graph Old Ratings Graph

1718 (+30)RatingProvisional
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June Cook-Off 2021 Division 2(2021-06-21 00:15:02)

Global Rank:   1147

Cheated in:   

Ratings System Update

(2021-06-21 00:15:02)

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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1718 (-155)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1147

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 (27)

December Challenge 2018 Division 2

Chef and Interactive Contests

November Challenge 2018 Division 2

Chef and Difficult Contests

October Lunchtime 2018 Division 2

Three Friends

January Challenge 2019 Division 2

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Chef and Modulo Game, Fancy Quotes, A Pizza Slice

January Cook-Off 2019 Division 2

Ada School, Ada King

January Lunchtime 2019 Division 2

Rooks

February Cook-Off 2019 Division 2

Chef and Secret Password, Buying New Tablet, Chef and Party

March Challenge 2019 Division 2

Chef and Number Game

April Challenge 2019 Division 2

Maximum Remaining, Fencing, Friend or Girlfriend

May Challenge 2019 Division 2

Matches, Reduce to One, Where to Build the Roads

June Challenge 2019 Division 1

Road Signs, Chef and Ingredients

June Cook-Off 2019 Division 2

Multiple Choice Exam, Eat Twice

August Challenge 2019 Division 2

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

September Mega Cook-Off 2019 Division 2

Playing with Matches

December Challenge 2019 Division 2

Addition, Binary XOR, That Is My Score!, Plus Multiply, Easy Subsequence Selection

December Lunchtime 2019 Division 2

Stupid Machine, Check Algorithm, Guess the number

Dementia 2019 (Rated for Division 2)

When to take medicine, Maximum Scoring Position

January Challenge 2020 Division 2

Equality, Breaking Bricks, Doraemon, Chef and Dynamo

February Challenge 2020 Division 1

Chef and Railway Stations, Expected Change, No Change Required, (Challenge) Raisins, Long Contest and Cook Off Overlaps

April Challenge 2020 Division 1

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

January Cook-Off 2020 Division 2

Chef Chick, Exam Cheating

July Challenge 2020 Division 1

Chefina and Swaps, Missing a Point, Doctor Chef

June Cook-Off 2021 Division 2

Binary String on Steroids, The Wave

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

Total Problems Solved: 83