rahul kumar

• Username: 2★rahul_s19
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Allahabad Uttar Pradesh
• 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: 13

Current Ratings Graph Old Ratings Graph

1405 (-18)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2017(2017-09-11 15:00:00)

Global Rank:   8872

Cheated in:   

Ratings System Update

(2017-09-11 15:00:00)

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1405 (+4)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2017(2022-12-20 00:00:00)

Global Rank:   8872

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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Contests (13)

August Challenge 2016

Chef and Chocolate

September Challenge 2016

Chef and digits of a number, Faded Palindromes, Chef and calculation

October Challenge 2016

Chef and Keyboard

November Challenge 2016

Count Permutations

December Challenge 2016

Train Partner

October Cook-Off 2016

Watson asks Does Permutation Exist

September Lunchtime 2016

Chef and Inequality

April Challenge 2017

Bear and Row 01, Similar Dishes

September Challenge 2017

Chef and Pick Digit

March Lunchtime 2017

Bear and Ladder

Total Problems Solved: 39