Nguyen Anh Tuan

• Username: 3★tuanddt
• Country:  Vietnam
• Student/Professional:Student
• Institution:Funix University Hanoi, Vietnam
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 10

Current Ratings Graph Old Ratings Graph

1755 (+19)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2019 Division 1(2019-09-16 15:00:00)

Global Rank:   444

Cheated in:   

Ratings System Update

(2019-09-16 15:00:00)

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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1755 (-112)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   444

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)

December Cook-Off 2014

Good Joke!

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome

December Lunchtime 2014

Delivery Man

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle

December Challenge 2015

Chef and the stones

September Lunchtime 2015

Sum of palindromic numbers

September Challenge 2017

Minimum Good Permutation, Little Chef and Sums, Fill The Matrix, Chef and Pick Digit, Sereja and Commands

May Challenge 2018 Division 2

S-T Mincut, Mighty Friend, Change the Signs, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs

August Challenge 2019 Division 1

Guddu and his Mother, Dilemma

September Challenge 2019 Division 1

Fuzzy Linear Combinations, Chef Designed a Network

Total Problems Solved: 35