Krum Bakalsky

• Username: 4★hungrykoala
• Country:  Bulgaria
• Student/Professional:Professional
• Organisation:The Financial Times
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 28

Current Ratings Graph Old Ratings Graph

1801 (+40)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2020 Division 1(2020-07-13 15:00:00)

Global Rank:   168

Cheated in:   

Ratings System Update

(2020-07-13 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?

1801 (-178)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   168

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 (28)

February Cook-Off 2019 Division 2

Chef and Party, Buying New Tablet

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

March Challenge 2019 Division 2

Chef got Recipes, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit, (Challenge) Interleaving Strings

March Cook-Off 2019 Division 2

XOR N-bonacci Sequence, UEFA Champions League

March Lunchtime 2019 Division 1

Corrupted Seven-Segment Display, Travelling Saleschef

April Challenge 2019 Division 1

Kira Loves Palindromes, Subtree Removal, Playing with Numbers, Offer for Chef

April Cook-Off 2019 Division 1

Random Game, Pied Piper vs Hooli

April Lunchtime 2019 Division 1

Minimum Sum

May Challenge 2019 Division 1

Ada Rooks 2, Where to Build the Roads

May Cook-Off 2019 Division 1

Misha and Nice Sets

May Lunchtime 2019 Division 1 (Unrated)

Grid Tour

June Challenge 2019 Division 1

Chef and Ingredients

June Cook-Off 2019 Division 1

Ants and Anteaters

July Challenge 2019 Division 2

Guess the Prime!, Chef and Mean , Parity Again, Minimum and Maximum

July Cook-Off 2019 Division 1

Birthday Gift Again

September Mega Cook-Off 2019 Division 2

Two Groups, Playing with Matches

September Lunchtime 2019 Division 1

All Substrings, Find the Sum

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

October Mega Cook-Off 2019 Division 1

D-Or

November Cook-Off 2019 Division 1

The Biggest Restaurant

May Cook-Off 2020 Division 1

Chef, Chefina and Their Friendship

May Lunchtime 2020 Division 1

Convert the String

Biteration #2 (Rated for Division 2)

A - Books, C - Chef and Maths

June Challenge 2020 Division 1

The Tom and Jerry Game!, Operations on a Tuple, Covid Sampling (Challenge)

July Challenge 2020 Division 1

Chefina and Swaps, Chef and Dragon Dens, Missing a Point, Doctor Chef

June Lunchtime 2020 Division 1

Maximum AND

Total Problems Solved: 64