Ritesh Srivastava

• Username: 4★ritesh104
• Country:  India
• Student/Professional:Professional
• Organisation:Adobe Systems
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 42

Current Ratings Graph Old Ratings Graph

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September Challenge 2020 Division 1(2020-09-14 15:00:00)

Global Rank:   361

Cheated in:   

Ratings System Update

(2020-09-14 15:00:00)

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1886 (-125)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   361

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 (42)

April 2010 Contest

Adding Fractions

June 2010 Contest

Pricing Tollbooths, Robot Game, Tidying Posters, Prime Pattern, Squirrel and chestnut

July 2010

Maximal crosses

August 2010 Challenge

Optimizing Production and Sales

October 2010 Challenge

Count palindromes, Integer Combinations Of Vectors

November 2010 Challenge

Randomly Testing Circuits

The November CookOff

Cutting Recipes

The January 2011 Cook-Off

Holes in the text

April Long Contest

Number Game Revisited

May Cook-off 2011

Popular Rice Recipe, Distribute idlis Equally

June Long Contest 2011

Mushroom Cave, Maximal Score Path, Chef Teams

February 2012 Challenge

Lucky Long, Word Couting, Count of Maximum

April Challenge 2012

Parallel Computing, Fit to Play, Double Strings, Stacking Pancakes, Greatest Dumpling Fight, Similar Graphs

May Challenge 2012

Jewels and Stones, Lucky lucky number, Divisible Pairs

June Challenge 2012

Little Elephant and Candies, Doom Bakes Cakes, Arranging Cup-cakes

December Challenge 2015

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

November Challenge 2016

Chef and squares, Task for Alexey

March Challenge 2017

Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number

April Challenge 2017

Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

May Challenge 2017

Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator , IPC Trainers

December Challenge 2017

Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function

February Challenge 2018

Chef And His Characters, Chef And The Patents, Points Inside A Polygon, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome

March Cook-off 2018 Division 1

Chef Goes to the Cinema, Chef Restores a Matrix

April Cook-off 2018 Division 1

Binary Nim

April Lunchtime 2018 Division 1

The hardest gcd problem

April Challenge 2018 Division 1

Chef and Array (Challenge), Vaibhav and Ministers, Cutting Plants, Highway Crossing, Count Good Prefixes

May Challenge 2018 Division 1

Change the Signs, Fake Binary Search, Dibs on Fibs

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs

March Challenge 2019 Division 1

Yet Again a Subarray Problem, (Challenge) Interleaving Strings

April Challenge 2019 Division 1

Subtree Removal

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Leaked Answers (Challenge)

April Lunchtime 2020 Division 1

Positive Mex

August Challenge 2020 Division 1

Insanely Hard School Exams, Subsequence Frequency Counting, Smallest KMP, Chef and Wedding Arrangements

September Challenge 2020 Division 1

Chefina and Swap, Chef and Trump Cards, Find XOR, Ada Matrix

Total Problems Solved: 124