wangyixian

• Username: 2★wiyr
• Country:  China
• Student/Professional:Professional
• Organisation:Programmer
• 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

1514 (+75)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2014(2014-04-14 15:00:00)

Global Rank:   1971

Cheated in:   

Ratings System Update

(2014-04-14 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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1514 (-124)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2014(2022-12-20 00:00:00)

Global Rank:   1971

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)

September Challenge 2013

Chef and Integers , CAO Stage-1, CAO Stage-2

March Challenge 2014

Team Split, Binary Tournament, Walk, Little Chef and Numbers, Mike and Stamps

April Challenge 2014

Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

Total Problems Solved: 17