Kyrylo Mykhailov

• Username: 4★mikhaylov
• Country:  Ukraine
• Student/Professional:Student
• Institution:Taras Shevchenko National University of Kyiv
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 9

Current Ratings Graph Old Ratings Graph

1824 (-6)RatingProvisional
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March Challenge 2020 Division 1(2020-03-16 15:00:00)

Global Rank:   296

Cheated in:   

Ratings System Update

(2020-03-16 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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1824 (-74)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   296

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 (9)

November Challenge 2017

Chef and Subarray Queries, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes, Chef Hates Palindromes

December Challenge 2017

Chef And his Cake

October Lunchtime 2017

Buggy Calculator

November Lunchtime 2017

Smart Strategy

January Challenge 2018

Maximum Score, Rectangle

May Challenge 2018 Division 2

Minimum Deletions, Dibs on Fibs, Fake Binary Search, Xor Again, Change the Signs, Mighty Friend, S-T Mincut

December Challenge 2018 Division 2

Max and Electrical Panel, Chef and Interactive XOR, Chef and Meatballs, Chef and Interactive Contests, Chef and An Ideal Problem

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Chefina and Prefix Suffix Sums, English

March Challenge 2020 Division 1

Lasers Everywhere

Total Problems Solved: 31