Nguyễn Trung

• Username: 4★lantrungseo
• Country:  Vietnam
• Student/Professional:Student
• Institution:Hanoi Amsterdam High School Hoàng Minh Giám, Trung Hòa Nhân Chính, Trung Hoà, Cầu Giấy, Hà Nội, Vietnam
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

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

Rating Graph

No. of Contests Participated: 4

Current Ratings Graph Old Ratings Graph

1831? (-66)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2019 Division 1(2019-01-14 15:00:00)

Global Rank:   939

Cheated in:   

Ratings System Update

(2019-01-14 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?

1831 (+19)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   939

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 Cook-Off 2018 Division 2

Camp Or Not, Yalalovichik Numbers

December Challenge 2018 Division 2

(Challenge) Delete DAG, Chef and Interactive XOR, Chef and Interactive Contests, Chef and An Ideal Problem

December Lunchtime 2018 Division 1

Choosing from Buckets, Age Calculator

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Distinct Pairs

Total Problems Solved: 12