Rishabh Mathur

• Username: 4★rishabh_mathur
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, 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: 14

Current Ratings Graph Old Ratings Graph

1808 (+11)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2018(2018-02-12 15:00:00)

Global Rank:   1311

Cheated in:   

Ratings System Update

(2018-02-12 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?

1808 (+34)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2018(2022-12-20 00:00:00)

Global Rank:   1311

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 (14)

September Challenge 2016

Chef and digits of a number

December Challenge 2016

Train Partner

January Challenge 2017

Capital Movement, Cats and Dogs, Reservior

February Challenge 2017

Chef and Triangles, Chef and His Apartment Dues, Most Frequent Element

March Challenge 2017

Bandwidth of a matrix, (CH) Bear and Sorted Rows, Bear and Extra Number, Xenny and Alternating Tasks

April Challenge 2017

Dish Of Life, Bear and Row 01, Similar Dishes

June Challenge 2017

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

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator

August Long Challenge 2017

Chef and Rainbow Array, Greedy Candidates, Chef and Mover, Palindromic Game

September Challenge 2017

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

October Challenge 2017

A Balanced Contest, (Challenge) Connecting computers, Counter Test For CHEFSUM, Max Mex, Chef and Cycled Cycles, Chef and a great voluntary Program

August Lunchtime 2017

Mathison and pangrams

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle

February Challenge 2018

Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome

Total Problems Solved: 149