Grigory Tkachenko

• Username:2★grtkachenko
• Student/Professional:Student
• Institution:Saint Petersburg National Research University of Information Technologies, Mechanics and Optics
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2024 (Jul-Dec)2024 (Jan-Jun)2023 (Jul-Dec)2023 (Jan-Jun)

Rating Graph

No. of Contests Participated: 3

Current Ratings Graph Old Ratings Graph

1555? (-23)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2015(2015-04-13 15:00:00)

Global Rank:   3491

Cheated in:   

Ratings System Update

(2015-04-13 15:00:00)

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?

1555? (-16)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2015(2022-12-20 00:00:00)

Global Rank:   3491

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)

September Challenge 2014

Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation

October Challenge 2014

Sereja and two strings, Chef and Ground, DevuLand, Dinosaurs and Laddus

April Challenge 2015

Chef and Interview, Broken Telephone

Total Problems Solved: 9