Allen

• Username: 2★yinxiaoyu
• Country:  Germany
• Student/Professional:Student
• Institution:Technical University of Dresden, Germany
• 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: 3

Current Ratings Graph Old Ratings Graph

1400? (-45)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2016(2016-09-15 15:00:00)

Global Rank:   7508

Cheated in:   

Ratings System Update

(2016-09-15 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?

1400? (-109)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2016(2022-12-20 00:00:00)

Global Rank:   7508

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 (3)

June Challenge 2016

Chef And Binary Operation, Chef and Coins Game, Devu and an Array

September Challenge 2016

Chef and digits of a number

June Cook-Off 2016

Sticks, Right Triangle

Total Problems Solved: 8