Rahul Choudhary

• Username: 2★rhlc92
• Country:  India
• Student/Professional:Student
• Institution:SRM Institute of Science and Technology, Kattankulathur, Tamil Nadu Kattankulathur, Tamil Nadu, 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: 33

Current Ratings Graph Old Ratings Graph

1482 (-21)RatingProvisional
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December Challenge 2020 Division 2(2020-12-14 15:00:02)

Global Rank:   12105

Cheated in:   

Ratings System Update

(2020-12-14 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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1482 (+25)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   12105

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 (33)

October Challenge 2013

Helping Lira

November Challenge 2013

Superpowers of 2, Missing some chairs, Uncle Johny, Square Digit Squares

December Challenge 2013

Magic Pairs

January Challenge 2014

Chef and Feedback

May Cook-Off 2014

Divide the Cake, Ups and Downs

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD

November Cook-Off 2014

Brackets, Petersen Graph

February Challenge 2014

Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array

April Challenge 2014

Chef and Digits, Shortest Path in Binary Trees, Counting Matrices, Farmer Feb

May Challenge 2014

Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone

June Challenge 2014

Chef and Subarray, Guessing Game

July Challenge 2014

Chef and Frogs, Reach The Point, Count Substrings

August Challenge 2014

Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift

September Challenge 2014

Fun with Rotation, Chef and Left-Right, Chef and Rainbow Array - 2, Chef and sequence

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Chef and Apple Trees

October Lunchtime 2014

Tanu and Head-bob

January Challenge 2015

Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

February Challenge 2015

Chef and Equality, Chef and Strings, Chef and Chain, Let us play with rank list

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Interview, Broken Telephone

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

September Challenge 2015

Count Steps in Matrix

October Challenge 2015

Who dares to be a millionaire

November Challenge 2015

Chef and cakes

December Challenge 2015

Chef and the stones

March Challenge 2016

Palindromic substrings

February Challenge 2017

Chef and His Apartment Dues

September Challenge 2020 Division 2

A Problem on Sticks

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution

Total Problems Solved: 113