Praduman Kumar

• Username: 2★yen_1
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, 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: 12

Current Ratings Graph Old Ratings Graph

1465 (+2)RatingProvisional
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September Challenge 2019 Division 2(2019-09-16 15:00:02)

Global Rank:   7777

Cheated in:   

Ratings System Update

(2019-09-16 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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1465 (-68)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   7777

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 (12)

November Challenge 2017

Periodic Palindrome Construction, Chef Hates Palindromes

February Challenge 2018

Broken Clock, Chef And His Characters, Chef And The Patents

July Challenge 2018 Division 2

Magic Set

September Challenge 2018 Division 2

Bad Shuffle, Table Game, Chef and Adventures, War of XORs, Magician versus Chef, Sasha and Photos

October Challenge 2018 Division 2

Appy and Balloons , Minimize Digitsum

February Challenge 2019 Division 2

Art of Balance

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party

March Challenge 2019 Division 2

Cheating on Queue

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

August Challenge 2019 Division 2

Football, Distribute Apples

August Lunchtime 2019 Division 2

Eidi Gift

Total Problems Solved: 28