1. History of submissions
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Duong Nguyen

@harry_ng0501

Viet Nam, Ho Chi Minh city

Joined Jul 2025

World Rank: #55976 (0.3 points)

Institution: Viet Nam national university, Ho Chi Minh city, University of Sc

Activity over the last year

Effectiveness

 Problems solved
3
 Solutions submitted
14

Problems

List of solved classical problems:

EC_P
GOODA
GRAFFDEF

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