Rishabh Arora

• Username: 4★virus_1501010
• Country:  India
• Student/Professional:Student
• Institution:International Institute of Information Technology, Hyderabad Telangana, 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: 19

Current Ratings Graph Old Ratings Graph

1999 (+37)RatingProvisional
Rating i Provisional Rating, click to know more

September Cook-Off 2017(2017-09-18 00:00:00)

Global Rank:   259

Cheated in:   

Ratings System Update

(2017-09-18 00:00:00)

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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1999 (-84)RatingProvisional
Rating i Provisional Rating, click to know more

September Cook-Off 2017(2022-12-20 00:00:00)

Global Rank:   259

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 (19)

December Challenge 2015

Chef and the stones

January Long Challenge 2016

Churu and Balls, Devu and Perfume, Chef and Time Machine

February Challenge 2016

Chef and Strange Operations, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum

April Challenge 2016

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

May Challenge 2016

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

June Challenge 2016

Chef And The Hiring Event, Devu and an Array, Chef and cities, Chef and Coins Game, Chef And Binary Operation, Chef and Array and K, Chef and Rectangle Array

July Challenge 2016

Andrash and Stipendium, Chef and Robots Competition, Chefland and Electricity

August Challenge 2016

Chef and Chocolate, Chef and Round Run

November Challenge 2016

Task for Alexey, Chef and squares, Kirito in Memeland, Urban Development, Gift and Chef, Count Permutations, Friends Meeting

May Cook-Off 2016

Phantasialand

January Lunchtime 2016

Triangle Classification

March Lunchtime 2016

Simple Statistics

June Lunchtime 2016

Collisions, One more weird game

January Challenge 2017

Capital Movement, Cats and Dogs, Digits Cannot Separate, Reservior, Tourists in Mancunia

February Challenge 2017

Alice and her garden, Gerrymander, Most Frequent Element, Chef and His Apartment Dues, Interval Game, Primitive Queries, Chef and Yoda, Chef and Triangles

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

May Challenge 2017

Gotham PD, Chef and Subsequences, Median of adjacent maximum numbers, Blocked websites, Courses in an university, Chef and his daily routine, Long Sandwich , Chef and Sub Array

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

Total Problems Solved: 120