Predrag Ilkic

• Username: 4★pedja
• Country:  Serbia
• Student/Professional:Student
• Institution:Faculty of Technical Sciences, University of Novi Sad
• 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: 11

Current Ratings Graph Old Ratings Graph

1810 (-6)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2015(2015-02-16 15:00:00)

Global Rank:   1988

Cheated in:   

Ratings System Update

(2015-02-16 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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1810 (+92)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1988

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 (11)

December Cook-Off

Ciel and A-B Problem, Ciel and New Menu

January Cook-Off

Collision in Space

November Challenge 2012

Coin Flip, Sridhar Likes Travelling

January Challenge 2013

Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers

February 2013 Challenge

Little Elephant and Cards, Buy1-Get1, Climbing Stairs

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Splitting Candies

November Challenge 2013

Missing some chairs, Square Digit Squares, Superpowers of 2, Uncle Johny

February Challenge 2014

Draughts, Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array

March Challenge 2014

Walk

January Challenge 2015

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

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Let us play with rank list, Chef and Equality

Total Problems Solved: 40