Ryan Yang

• Username: 2★ryangpeixu
• Country:  United States
• Student/Professional:Student
• Institution:North Oconee High School Bogart, Georgia, USA
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

1494 (+37)RatingProvisional
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November Lunchtime 2018 Division 2(2018-11-24 22:30:01)

Global Rank:   345

Cheated in:   

Ratings System Update

(2018-11-24 22:30:01)

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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1494 (-190)RatingProvisional
Rating i Provisional Rating, click to know more

November Lunchtime 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   345

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 (22)

August Long Challenge 2017

Chef and Rainbow Array

September Challenge 2017

Minimum Good Permutation, Little Chef and Sums

October Challenge 2017

A Balanced Contest

November Challenge 2017

Chef goes Left Right Left

August Cook-Off 2017

From heaven to earth

October Cook-Off 2017

Chef and Employment Test

November Cook-Off 2017

Random Pair

December Cook-Off 2017

Football Match

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and pangrams

December Lunchtime 2017

Days in Month

January Challenge 2018

Rectangle

January Cook-Off 2018

Survive in ChocoLand

February Challenge 2018

Chef And His Characters

March Challenge 2018 DIV 2

Chef and Glove

June Cook-Off 2018 Division 2

Archi and Comparsion, Good Permutations

March Lunchtime 2018 Division 2 (Unrated)

Chef and Friends, Magic Elements

May Lunchtime 2018 Division 2

Trace of Matrix

April Challenge 2018 Division 2

Workers

November Lunchtime 2018 Division 2

Event

Total Problems Solved: 36