Panagiotis Kostopanagiotis

• Username: 4★infinity4471
• Country:  Greece
• Student/Professional:Student
• Institution:National Technical University of Athens Greece
• 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: 7

Current Ratings Graph Old Ratings Graph

1865 (-108)RatingProvisional
Rating i Provisional Rating, click to know more

November Lunchtime 2020 Division 1(2020-11-28 22:30:00)

Global Rank:   361

Cheated in:   

Ratings System Update

(2020-11-28 22:30:00)

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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1865 (+72)RatingProvisional
Rating i Provisional Rating, click to know more

November Lunchtime 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 (7)

April Challenge 2020 Division 2

Squared Subsequences, Ready Bitwise, Factor Tree, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue, Strange Number

April Cook-Off 2020 Division 2

Lift Requests, Simple Operations, Matrix Decomposition

April Lunchtime 2020 Division 1

Positive Mex

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Numbers

November Challenge 2020 Division 1

Restore Sequence

November Cook-Off 2020 Division 2

Flip the String, Chef and IPC Certificates, Hiring Workers

Total Problems Solved: 26