yooyoo9

• Username: 4★yooyoo9
• Country:  Switzerland
• Student/Professional:Student
• Institution:Eidgenössische Technische Hochschule Zürich
• 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

1881 (-25)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2019 Division 1(2019-09-28 22:30:00)

Global Rank:   315

Cheated in:   

Ratings System Update

(2019-09-28 22:30:00)

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?

1881 (+10)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   315

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

20%

Contests (5)

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves, Guddu and his Mother

August Cook-Off 2019 Division 2

Chef and Pepperoni Pizza, Chef Drinks Coke

August Lunchtime 2019 Division 2

Eidi Gift, Chef and Trip

September Challenge 2019 Division 2

Chef and Good Subsequences, Chef and Interesting Subsequences , Chef Designed a Network, Biladerim Icin, Easy Fibonacci

September Lunchtime 2019 Division 1

All Substrings, Find the Sum

Biteration #2 (Rated for Division 2)

A - Books, B - Candy Love, C - Chef and Maths

Total Problems Solved: 230