Puru Raj Jain

• Username: 3★prj18
• 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 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 17

Current Ratings Graph Old Ratings Graph

1642 (-1)RatingProvisional
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August Challenge 2020 Division 2(2020-08-17 15:00:02)

Global Rank:   6838

Cheated in:   

Ratings System Update

(2020-08-17 15:00:02)

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?

1642 (+10)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   6838

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 (17)

May Challenge 2015

Chef and new recipe

August Challenge 2015

Gravity Guy, Cooking Machine

September Challenge 2015

Chain of Doughnuts

September Lunchtime 2015

Sum of palindromic numbers

February Challenge 2016

Chef and Strange Operations, Chef-Detective

April Challenge 2016

Chef And Coloring, Chef And Magical Path, Chef and Ballons, Help Watson Escape

May Challenge 2016

Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu

December Challenge 2016

Train Partner

May Cook-Off 2016

Phantasialand

January Lunchtime 2016

Triangle Classification

December Lunchtime 2016

Superheroes and villains

June Challenge 2017

A Good Set, Triplets, Chef and the Feast, Xenny and Coin Rankings

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

July Challenge 2020 Division 2

Chef and Card Game, Chef and Strings, Missing a Point, Ada King

August Challenge 2020 Division 2

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

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

Total Problems Solved: 111