1. History of submissions
  2. (plaintext version)

shang rong

@baibaishafeng

China, Shijiazhuang

Joined Jul 2025

World Rank: #55991 (0.3 points)

Institution: What is this

Activity over the last year

Effectiveness

 Problems solved
4
 Solutions submitted
10

Problems

List of solved classical problems:

ETF
JZPEXT
LCMSUM
LITE

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