Volodymyr Radyuk

• Username: 5★felix
• Country:  Ukraine
• Student/Professional:Student
• Institution:National University of Lviv
• 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: 25

Current Ratings Graph Old Ratings Graph

2156 (+45)RatingProvisional
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February Cook-Off 2017(2017-02-20 00:00:00)

Global Rank:   25

Cheated in:   

Ratings System Update

(2017-02-20 00:00:00)

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2156 (-141)RatingProvisional
Rating i Provisional Rating, click to know more

February Cook-Off 2017(2022-12-20 00:00:00)

Global Rank:   25

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 (25)

April Cook-Off 2013

Andrew and the Meatballs again, Andrew and the Meatballs

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Save The Princess, Splitting Candies

March Challenge 2015

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

April Challenge 2015

Chef and Interview, Chef and Piano Scales, Inversion sorting, Broken Telephone, Count Sequences

May Challenge 2015

Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake

June Challenge 2015

Steady tables, Chef and String, Anticommutative implication, Chef and Memory Limit, Chef and His Friend, Chef and Polygons

July Challenge 2015

Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

August Challenge 2015

Devu And Churu , Chef and insomnia, Aditi and Magic Trick, Cooking Machine, Gravity Guy, Way Out

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code

October Challenge 2015

Rupsa and Equilateral Triangle, Spheres, Count Subarrays, Time measure, Who dares to be a millionaire

December Challenge 2015

Chef and the stones

March Cook-Off 2015

How to Minimize a String, How to Repaint a Fence

September Mega Cook-Off 2015

Reign 2, Forgotten Language, Super Numbers, Stacks

July Lunchtime 2015

Greedy puppy, Puppy and game

February Challenge 2016

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

March Challenge 2016

Sereja and Two Strings 2, Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

June Challenge 2016

Chef And The Hiring Event, Devu and an Array, Chef and Coins Game, Chef and Array and K, Chef and Rectangle Array, Chef And Binary Operation

September Challenge 2016

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

October Challenge 2016

Chef and Keyboard

December Challenge 2016

Kirito in labyrinth, Kth Max Subarray, Train Partner

October Lunchtime 2016

FastFood Combos, The Largest Bouquet

January Challenge 2017

Capital Movement, Cats and Dogs, Digits Cannot Separate, Reservior, Tourists in Mancunia

January Cook-Off 2017

Digit Longest Increasing Subsequences 2

February Cook-Off 2017

Download file, Chairs, Cooking Game

Total Problems Solved: 115