John

• Username: 1★jbreen
• Country:  Australia
• Student/Professional:Student
• Institution:Swinburne University of Technology, Melbourne
• CodeChef Pro Plan: No Active Plan. View Details

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

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No. of Contests Participated: 2

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1009? (+75)RatingProvisional
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May Lunchtime 2020 Division 2(2020-05-30 22:30:02)

Global Rank:   7332

Cheated in:   

Ratings System Update

(2020-05-30 22:30:02)

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1009? (-396)RatingProvisional
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May Lunchtime 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   7332

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?

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Contests (2)

May Lunchtime 2020 Division 2

Lost Weekends

Total Problems Solved: 10