AU YEUNG Tsun

• Username: 5★ytau
• Student/Professional:Student
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 7

Current Ratings Graph Old Ratings Graph

2152 (+70)RatingProvisional
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January 2012 Challenge(2012-01-11 15:00:00)

Global Rank:   23

Cheated in:   

Ratings System Update

(2012-01-11 15:00:00)

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2152 (+201)RatingProvisional
Rating i Provisional Rating, click to know more

January 2012 Challenge(2022-12-20 00:00:00)

Global Rank:   23

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 (7)

November 2010 Challenge

Bombing, Graph Challenge, Chefs Bad Day, Balanced Walks, Randomly Testing Circuits

December 2010 Challenge

The Hungry Bear

January 2011 Challenge

Restaurant Expansion, Chess Pushing Game, Flu Shot Lineup, Splitting Giant Subs, Count Relations

February 2011 Contest

Coloring Colorable Graphs, Milestones, Glass Measurement

March 2011 Challenge

K-Unique Sequence, Squares Game, Omax, The Amazing All-In-One Cooking Machine - Challenge

April Long Contest

Gravel, Number Game Revisited, Rectangles Counting

January 2012 Challenge

Ambidextrous Chefs, Houses and Restaurants, Gap Filler Game, Lucky Sum, Card Shuffle

Total Problems Solved: 67