Doan Van Viet

• Username: 3★viethoho
• Country:  Vietnam
• Student/Professional:Student
• Institution:VNU University of Engineering and Technology, Hanoi Vietnam
• 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: 4

Current Ratings Graph Old Ratings Graph

1712? (-112)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2016(2016-10-17 15:00:00)

Global Rank:   4436

Cheated in:   

Ratings System Update

(2016-10-17 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?

1712 (-13)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2016(2022-12-20 00:00:00)

Global Rank:   4436

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 (4)

December Challenge 2013

Magic Pairs, Rectangular Queries

August Challenge 2016

Chef and His Garden, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation

October Challenge 2016

Chef and Keyboard

Total Problems Solved: 23