cz_xuyixuan

• Username:5★cz_xuyixuan
• Country:  China
• Student/Professional:Student
• Institution:Changzhou Senior High School of Jiangsu Province Jiangsu China
• 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: 2

Current Ratings Graph Old Ratings Graph

2079? (+211)RatingProvisional
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October Challenge 2018 Division 2(2018-10-20 15:00:03)

Global Rank:   1

Cheated in:   

Ratings System Update

(2018-10-20 15:00:03)

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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2079? (+101)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   1

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 (2)

September Challenge 2018 Division 2

Selinas the Chefs Falling on the Tree, Bad Shuffle, Table Game, Chef and Adventures, Chef and Condition Zero (Challenge), War of XORs, Chef and Lost Story, Magician versus Chef, Sasha and Photos, AND Square Subsegments

October Challenge 2018 Division 2

Walk on Tree, Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, Chef and Serves, Byte to Bit, Chef and Circles, Distinct Rows in Submatrices

Total Problems Solved: 26