Qianyun Guo

• Username: 2★artichoke
• Country:  Denmark
• Student/Professional:Student
• Institution:Aarhus University Denmark
• 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: 2

Current Ratings Graph Old Ratings Graph

1535? (+63)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2017(2017-06-12 15:00:00)

Global Rank:   3546

Cheated in:   

Ratings System Update

(2017-06-12 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?

1535? (-81)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2017(2022-12-20 00:00:00)

Global Rank:   3546

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)

Practice Paths (1)

Practice for ZCO and INOI

9%

Contests (2)

September Challenge 2016

Chef and Friends, Chef and digits of a number, Faded Palindromes, Chef and calculation

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings

Total Problems Solved: 18