Zhang Wei

• Username: 1★doomsday__
• Country:  Argentina
• Student/Professional:Student
• Institution:University of Electronic Science and Technology of China Chengdu, China
• 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: 27

Current Ratings Graph Old Ratings Graph

1187 (+40)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 3 (Rated)(2021-05-17 15:00:04)

Global Rank:   15610

Cheated in:   

Ratings System Update

(2021-05-17 15:00:04)

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?

1187 (-68)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   15610

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)

None

Practice Paths (0)

None

Contests (27)

December Challenge 2018 Division 2

Chef and An Ideal Problem, Chef and Interactive Contests

January Challenge 2019 Division 2

Distinct Pairs, Chef and Modulo Game, Fancy Quotes, Lucky Number Game

January Cook-Off 2019 Division 2

Ada School

January Lunchtime 2019 Division 2

The Nights Watch

February Challenge 2019 Division 2

Appy and Contest

March Challenge 2019 Division 2

Chef and Number Game, Chef and a Beautiful Digit

April Challenge 2019 Division 2

Maximum Remaining

May Challenge 2019 Division 2

Matches, Reduce to One

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date

July Challenge 2019 Division 2

Chef and Mean

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

October Challenge 2019 Division 2

Phone Prices, Chef and Maximum Star Value, Operations on a Matrix

December Challenge 2019 Division 2

Plus Multiply, That Is My Score!

January Challenge 2020 Division 2

English, Breaking Bricks

February Challenge 2020 Division 2

School of Geometry

April Challenge 2020 Division 2

Strange Number, Unit GCD

May Challenge 2020 Division 2

Coronavirus Spread

April Lunchtime 2020 Division 2

Chef in Fantasy League

June Challenge 2020 Division 2

Chef and Icecream, Chef and Price Control, Chef and String, Covid Sampling (Challenge), The Tom and Jerry Game!, Even Matrix

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess

May Challenge 2021 Division 3 (Rated)

Xor Equality, Solubility

Total Problems Solved: 51