1. History of submissions
  2. (plaintext version)

Hongyuan Zhang

@zhy941014

China, Beijing

Joined Jan 2019

World Rank: #128068 (0 points)

Institution: Peiking University

nothing

Activity over the last year

Effectiveness

 Problems solved
3
 Solutions submitted
7

Problems

List of solved classical problems:

ADDREV
PRIME1
TEST

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