Tú Anh Hoàng

• Username: 4★quy_tien
• Country:  Vietnam
• Student/Professional:Other
• 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

1820 (-3)RatingProvisional
Rating i Provisional Rating, click to know more

SnackDown 2021 - Online Elimination Round (Rated for all)(2021-12-13 16:30:00)

Global Rank:   349

Cheated in:   

Ratings System Update

(2021-12-13 16:30:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1820 (-87)RatingProvisional
Rating i Provisional Rating, click to know more

SnackDown 2021 - Online Elimination Round (Rated for all)(2022-12-20 00:00:00)

Global Rank:   349

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)

June Challenge 2016

Chef and Coins Game, Chef And Binary Operation, Devu and an Array

August Challenge 2016

Chef and Chocolate, Chef and Round Run

September Challenge 2016

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

May Cook-Off 2016

Phantasialand

March Challenge 2018 DIV 2

Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas

August Challenge 2018 Division 2

Spell Bob, Sheokand and Number, Problem Sort, Coordinate Compression , Modular GCD

October Challenge 2018 Division 1

Appy and Balloons , Minimize Digitsum

February Challenge 2020 Division 1

Chef and Railway Stations, No Change Required, Long Contest and Cook Off Overlaps

SnackDown 2021 - Online Qualifiers

Maximum Number Of Distinct Elements, Lucky Number

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

SnackDown 2021 - Online Pre-Elimination

Non-Decreasing Subsequence of size K, Product Pain

SnackDown 2021 - Online Elimination Round (Rated for all)

Sorting Segments

Total Problems Solved: 39