rahul kumar

• Username: 2★rahul16073
• Country:  India
• Student/Professional:Student
• Institution:Indraprastha Institute of Information Technology, Delhi India
• 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: 26

Current Ratings Graph Old Ratings Graph

1596 (+3)RatingProvisional
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June Lunchtime 2019 Division 2(2019-06-29 22:30:02)

Global Rank:   1170

Cheated in:   

Ratings System Update

(2019-06-29 22:30:02)

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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1596 (-13)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   1170

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 (26)

May Challenge 2017

Chef and his daily routine

June Challenge 2017

A Good Set, Xenny and Coin Rankings

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator

August Long Challenge 2017

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

October Challenge 2017

Max Mex, Counter Test For CHEFSUM, A Balanced Contest

November Challenge 2017

Chef and Intersection Line, Villages and Tribes, Periodic Palindrome Construction, Chef goes Left Right Left, Chef Hates Palindromes

December Challenge 2017

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

July Cook-Off 2017

Chang and Bitwise OR

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Subsequence Equality

October Cook-Off 2017

Chef and Weird Queries, Chef and Employment Test

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and pangrams

October Lunchtime 2017

Buggy Calculator

November Lunchtime 2017

Smart Strategy

January Challenge 2018

Maximum Score

February Cook-Off 2018

Chef and Cook-Off

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Judges a Competition

May Challenge 2019 Division 2

Reduce to One

May Cook-Off 2019 Division 2

Chain Reaction, Recover the Sequence

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date

June Cook-Off 2019 Division 2

Multiple Choice Exam, Eat Twice

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

Total Problems Solved: 63