Praveen Kumar Singh

• Username: 3★praveen2907
• Country:  India
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 22

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1617 (-7)RatingProvisional
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April Cook-Off 2021 Division 3(2021-04-19 00:30:04)

Global Rank:   3144

Cheated in:   

Ratings System Update

(2021-04-19 00:30:04)

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1617 (+55)RatingProvisional
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April Cook-Off 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   3144

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 (22)

July Cook-Off 2018 Division 2

Encoding Message

August Cook-Off 2018 Division 2

Balsa For The Three

September Mega Cook-Off 2018 Division 2

Make a Permutation, ATM Machine

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

Problem Sort, Spell Bob

September Challenge 2018 Division 2

Magician versus Chef

November Challenge 2018 Division 2

Chef and Ridges, Chef, Primes and Trees (Challenge), Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Byte to Bit, Chef and Serves, Minimize Digitsum, Appy and Balloons

January Challenge 2019 Division 2

Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes

January Cook-Off 2019 Division 2

Ada School

February Challenge 2019 Division 2

Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

June Challenge 2019 Division 2

Guddu on a Date, Chef and Proxy, Road Signs

July Challenge 2019 Division 2

Parity Again, Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Football

September Mega Cook-Off 2019 Division 2

Playing with Matches

October Challenge 2019 Division 2

Operations on a Matrix, Phone Prices, Array Modification, Chef and Maximum Star Value

December Challenge 2019 Division 2

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

June Challenge 2020 Division 2

Even Matrix, Chef and Price Control, Chef and String, Chef and Icecream, The Tom and Jerry Game!

October Challenge 2020 Division 2

Positive AND, Covid Run, Chef and Easy Queries

January Challenge 2021 Division 3

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

April Cook-Off 2021 Division 3

Passing Marks, Chocolate Monger

Total Problems Solved: 95