HoLyun Jeong

• Username:4★pluton
• Country:  United States
• Student/Professional:Student
• Institution:Troy High School Fullerton, CA 92831, United States
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 8

Current Ratings Graph Old Ratings Graph

1826 (+34)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2018 Division 2(2018-06-30 22:30:05)

Global Rank:   149

Cheated in:   

Ratings System Update

(2018-06-30 22:30:05)

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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1826 (+17)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   149

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 (8)

October Lunchtime 2016

The Largest Bouquet

December Lunchtime 2016

Superheroes and villains

January Lunchtime 2017

Nothing in Common

February Lunchtime 2017

Bear and House Queries, Bear and Milky Cookies

March Lunchtime 2017

Bear and Ladder

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and pangrams

June Lunchtime 2018 Division 2

Sort the Leaves, Counting Pretty Numbers

Total Problems Solved: 10