1. History of submissions
  2. (plaintext version)

ruiyang xu

@xuruiyang

China, Quzhou

Joined Jul 2019

World Rank: #84565 (0.1 points)

Institution: ???

Activity over the last year

Effectiveness

 Problems solved
1
 Solutions submitted
7

Problems

List of solved classical problems:

MOD

TODO list of classical problems:

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