BuiDoHiep

• Username: 3★hiepsieunhan
• Country:  Vietnam
• Student/Professional:Student
• Institution:National University of Singapore
• 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: 10

Current Ratings Graph Old Ratings Graph

1686 (-38)RatingProvisional
Rating i Provisional Rating, click to know more

January Cook-Off 2016(2016-01-25 00:00:00)

Global Rank:   1338

Cheated in:   

Ratings System Update

(2016-01-25 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?

1686 (+155)RatingProvisional
Rating i Provisional Rating, click to know more

January Cook-Off 2016(2022-12-20 00:00:00)

Global Rank:   1338

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 (10)

January Challenge 2013

The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers, Little Elephant and Alcohol

June Challenge 2013

Little Elephant and Mouses, Dessert Wizard, To challenge or not

July Cook-off 2013

Chopsticks, Compressed String, A Plus B Again!

August Challenge 2013

The Number Of Solutions, Chef and Segments, Splitting Candies

September Challenge 2013

Merciless Chef, Project Spoon, Cool Guys

October Challenge 2013

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers

July Challenge 2014

Garden Game, Chef and Frogs, Count Substrings, Reach The Point, Dish Owner

October Challenge 2014

Sereja and two strings

November Challenge 2014

Chef and Words, Chef and Churu

January Cook-Off 2016

Chef and Destruction

Total Problems Solved: 46