Krzysztof

• Username:2★pand9
• Student/Professional:Student
• Institution:University of Warsaw
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 3

Current Ratings Graph Old Ratings Graph

1415? (+140)RatingProvisional
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March Challenge 2013(2013-03-11 15:00:00)

Global Rank:   1203

Cheated in:   

Ratings System Update

(2013-03-11 15:00:00)

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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1415? (-152)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2013(2022-12-20 00:00:00)

Global Rank:   1203

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 (3)

February 2013 Challenge

Efficient Painting

February Cook-Off 2013

Row and Column Operations

March Challenge 2013

Random decreasing function, Fire Escape Routes, Minesweeper

Total Problems Solved: 5