Roopak Nijhara

• Username: 2★rnijhara
• Country:  India
• Student/Professional:Professional
• Organisation:Equal Experts
• 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

1473 (+13)RatingProvisional
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January Challenge 2020 Division 2(2020-01-13 15:00:02)

Global Rank:   5201

Cheated in:   

Ratings System Update

(2020-01-13 15:00:02)

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1473 (-66)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   5201

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)

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

November Cook-Off 2014

Brackets

September Challenge 2014

Chef and Left-Right, Fun with Rotation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem

December Challenge 2014

XOR with Subset, Chef and Apple Trees

January Challenge 2015

Sereja and Number Division 2, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

January Cook-Off 2015

Suraj goes shopping

February Challenge 2015

Chef and Equality, Let us play with rank list, Chef and Strange Formula, Chef and Chain, Chef and Strings

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Division of Lands, Chef and Piano Scales

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

July Challenge 2015

MasterChef, Rohith and Circles, Chef and Cube, Na2a and lucky stone, Bread

August Challenge 2015

Gravity Guy, Cooking Machine, Aditi and Magic Trick

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Equality, Version Control System

February Challenge 2016

Chef-Detective

January Challenge 2020 Division 2

Chef and Dynamo, Breaking Bricks

Total Problems Solved: 55