Nguyễn Thành Vinh

• Username: 4★xmen1404
• Country:  Vietnam
• Student/Professional:Student
• Institution:High School for Gifted Students, Hanoi University of Science 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

1865? (+87)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2018 Division 2(2018-12-18 01:02:02)

Global Rank:   396

Cheated in:   

Ratings System Update

(2018-12-18 01:02:02)

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?

1865 (+29)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   396

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)

June Challenge 2018 Division 2

Vision, Sheokand and String, Binary Shuffle, Naive Chef, Two Flowers

September Challenge 2018 Division 2

War of XORs

December Challenge 2018 Division 2

Chef and Interactive XOR, Chef and An Ideal Problem, Chef and Interactive Contests, Directing Edges, Max and Electrical Panel

October Challenge 2018 Division 2

Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Serves, Byte to Bit, Chef and Circles

Total Problems Solved: 34