1. History of submissions
  2. (plaintext version)

Zifei Tong

@yaac

China

Joined Feb 2010

World Rank: #41434 (0.5 points)

Institution: Zhejiang University

Activity over the last year

Effectiveness

 Problems solved
3
 Solutions submitted
12

Problems

List of solved classical problems:

ORDERSET
SUMFOUR
TEST

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