Sebastian Mualim

• Username: 4★plains4
• Country:  Indonesia
• Student/Professional:Student
• Institution:Binus University Jakarta Indonesia
• 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: 5

Current Ratings Graph Old Ratings Graph

1938 (-27)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2019 Division 1(2019-06-17 15:00:00)

Global Rank:   498

Cheated in:   

Ratings System Update

(2019-06-17 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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1938 (-25)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   498

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 (5)

October Challenge 2017

Max Mex, Counter Test For CHEFSUM, A Balanced Contest, Chef and a great voluntary Program

May Challenge 2018 Division 2

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

September Challenge 2018 Division 1

AND Square Subsegments, Table Game, Bad Shuffle

March Challenge 2019 Division 1

Cheating on Queue, Yet Again a Subarray Problem, Matchable Permutations

June Challenge 2019 Division 1

Lent Money, Chef and Ingredients, Sum and GCD

Total Problems Solved: 27