Prateek Rai

• Username: 3★prateekrai2602
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, 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: 25

Current Ratings Graph Old Ratings Graph

1697 (+12)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2020 Division 1(2020-02-17 15:00:00)

Global Rank:   750

Cheated in:   

Ratings System Update

(2020-02-17 15:00:00)

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?

1697 (-172)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   750

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)

None

Contests (25)

January Lunchtime 2018

Chef and Game with Sequence

February Challenge 2018

Chef And His Characters, Chef And The Patents

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove

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

ATM Machine, Make a Permutation

October Mega Cook-Off 2018 Division 2

Ada and the Staircase

December Cook-Off 2018 Division 2

Camp Or Not

March Lunchtime 2018 Division 2 (Unrated)

Chef and Friends, Magic Elements

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

Modular GCD, Spell Bob, Sheokand and Number, Problem Sort

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle

December Challenge 2018 Division 2

Max and Electrical Panel, Chef and Interactive XOR, Chef and Meatballs, Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Happiness, Chef and Difficult Contests, Chef and Ridges, Appy Loves One

October Challenge 2018 Division 2

Appy and Balloons , Chef and Serves, Byte to Bit, Chef and Circles

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 2

Judging Delay, Chef Restaurant

November Lunchtime 2018 Division 2

Event

October Lunchtime 2018 Division 2

Three Friends

ProCon 2018 (Rated for all)

The Great Run

January Challenge 2019 Division 2

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

February Challenge 2019 Division 1

Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef

June Challenge 2019 Division 1

Lent Money, Chef and Ingredients, Sum and GCD

February Challenge 2020 Division 1

No Change Required, (Challenge) Raisins, Long Contest and Cook Off Overlaps

Total Problems Solved: 150