Maria Roginskaya

• Username: 4★marrog
• Country:  Sweden
• Student/Professional:Professional
• Organisation:Chalmers University of Technology
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 7

Current Ratings Graph Old Ratings Graph

1921 (-10)RatingProvisional
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October Challenge 2019 Division 1(2019-10-14 15:00:00)

Global Rank:   427

Cheated in:   

Ratings System Update

(2019-10-14 15:00:00)

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1921 (-26)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   427

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)

November Challenge 2018 Division 2

Appy Loves One, Good Median, Chef, Primes and Trees (Challenge), Magician versus Chef 2, Chef and Difficult Contests, Chef and Happiness, Chef and Ridges

October Challenge 2018 Division 2

Byte to Bit, Chef and Circles, Chef and Serves, Chef and Surprise Chessboard, Minimize Digitsum, Beautiful Bricks, Appy and Balloons

April Challenge 2019 Division 1

Offer for Chef, Kira Loves Palindromes, Playing with Numbers, Subtree Removal

May Challenge 2019 Division 1

Where to Build the Roads

June Challenge 2019 Division 1

Lent Money, Chef and Ingredients, Sum and GCD

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

Total Problems Solved: 26