rishabh kumar

• Username: 2★coderishi_1601
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Jamshedpur 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: 15

Current Ratings Graph Old Ratings Graph

1543 (-39)RatingProvisional
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October Challenge 2019 Division 2(2019-10-14 15:00:02)

Global Rank:   11079

Cheated in:   

Ratings System Update

(2019-10-14 15:00:02)

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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1543 (+4)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   11079

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 (15)

September Challenge 2016

Faded Palindromes, Chef and digits of a number

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Greedy Candidates

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums

October Challenge 2017

Max Mex, Counter Test For CHEFSUM, A Balanced Contest

August Lunchtime 2017

Mathison and pangrams

September Lunchtime 2017

Chef and Cook-Off Contests

March Challenge 2018 DIV 2

A Big Sale, Minion Chef and Bananas, Chef and Glove, Mix the Colors

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Judges a Competition

August Challenge 2018 Division 2

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

Code Melange (Rated)

The Deadly Sin, Candy Love

October Challenge 2019 Division 2

Phone Prices

Total Problems Solved: 67