1. History of submissions
  2. (plaintext version)

c bj

@qiufeng24

China, Hainan

Joined Jul 2024

World Rank: #55976 (0.3 points)

Institution: School

Activity over the last year

Effectiveness

 Problems solved
6
 Solutions submitted
9

Problems

List of solved classical problems:

ETF
GNYR04H
GSS3
HISTOGRA
NAPTIME
SERVICE

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