Niraj Choudhary

• Username: 3★niraj_03
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 16

Current Ratings Graph Old Ratings Graph

1709 (+31)RatingProvisional
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August Challenge 2015(2015-08-17 15:00:00)

Global Rank:   1201

Cheated in:   

Ratings System Update

(2015-08-17 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1709 (-61)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2015(2022-12-20 00:00:00)

Global Rank:   1201

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 (16)

December Challenge 2014

Chef and Apple Trees

January Challenge 2015

Chef and Stones, Sereja and Votes

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Equality

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Broken Telephone, Chef and Piano Scales, Chef and Interview, Count Sequences

May Challenge 2015

Chef and Prime Divisors, Set Difference , Chef and new recipe

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Bread, Chef and Cube, Na2a and lucky stone

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick

April Cook-Off 2015

Version Control System

May Cook-Off 2015

Devu and friendship testing

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum

March Lunchtime 2015

Chef Anup

April Lunchtime 2015

Tickets

May Lunchtime 2015

Devu and Grapes

July Lunchtime 2015

Greedy puppy, Puppy and game

Total Problems Solved: 55