Vitalii Kozhukhivskyi

• Username: 5★witalij_hq
• 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 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

2051 (+47)RatingProvisional
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September Challenge 2016(2016-09-15 15:00:00)

Global Rank:   139

Cheated in:   

Ratings System Update

(2016-09-15 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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2051 (+52)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2016(2022-12-20 00:00:00)

Global Rank:   139

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 (22)

March 2012 Challenge

Spoon in Matrix, Home Delivery

March Cook-Off 2012

Ciel Numbers II

May Challenge 2012

Jewels and Stones

June Challenge 2012

Little Elephant and Candies, Arranging Cup-cakes

July Challenge 2012

Chef's Dream, Gift Rift, Restaurant Rating

August Challenge 2012

Lucky Driving, Delivery Boy, Range of Data, Little Elephant and Bombs

July Cook-Off 2012

Ciel and Receipt, Ciel and Map, Ciel and Tomya

August Cook-Off 2012

Forced Output, Code Crazy Minions

September Challenge 2012

Racing Horses, Three is Crowd, ChefTown Parade, Queries About Numbers, Kisses & Hugs

November Cook-Off 2012

Little Elephant and Permutations, Little Elephant and Divisors

December Challenge 2012

Granama Recipes, Book Exercises, Magic Rankings, Pizza Delivery

February 2013 Challenge

Buy1-Get1, Climbing Stairs

March Challenge 2013

Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes

May Cook-off 2013

Subtraction Game 1

May Challenge 2014

Stone, Compilers and Parsers, Chef-jumping, Chef and Strange Matrix

April LunchTime 2014

Knight Fork

January Challenge 2015

Gcd Queries, Xor Queries, One Dimensional Kingdoms, Sereja and Votes, Chef and Stones, Chef and A Large Permutation, Sereja and Number Division 2, Queries on the String

February Challenge 2015

Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Count Substrings, Matrix, Sign Wave, Devu and his Class, Chef and Notebooks

February Challenge 2016

Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective

June Challenge 2016

Devu and an Array

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation

Total Problems Solved: 78