Rishabh Tiwari

• Username: 2★r9450204755
• Country:  India
• Student/Professional:Other
• 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: 25

Current Ratings Graph Old Ratings Graph

1425 (-30)RatingProvisional
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December Lunchtime 2016(2016-12-31 22:30:00)

Global Rank:   741

Cheated in:   

Ratings System Update

(2016-12-31 22:30:00)

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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1425 (-36)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2016(2022-12-20 00:00:00)

Global Rank:   741

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 (25)

August Challenge 2015

Cooking Machine, Gravity Guy, Aditi and Magic Trick

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Cracking the Code

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle

November Challenge 2015

Simple Sum, Chef and cakes, Eugene and function, Chef and collection of stamps

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

October Cook-Off 2015

Almost Sorted Permutation

November Cook-Off 2015

Sereja and Array and Subtracting

September Lunchtime 2015

Sum of palindromic numbers

January Long Challenge 2016

Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume

February Challenge 2016

Chef-Detective, Devu and a light discussion, Chef and Strange Operations

April Challenge 2016

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

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation

March Cook-Off 2016

Digital clock, Alternating subarray prefix

April Cook-Off 2016

Movie Weekend, Odd Divisors

June Cook-Off 2016

Sticks, Right Triangle

July Cook-Off 2016

Chef and Proportion, Chef and Numbers

March Lunchtime 2016

Simple Statistics

June Lunchtime 2016

Collisions, One more weird game

August Lunchtime 2016

Studying Alphabet

October Lunchtime 2016

The Largest Bouquet

Total Problems Solved: 96