1. History of submissions
  2. (plaintext version)

Yifeng Xu

@taichimathwiz

United States

Joined Jan 2013

World Rank: #128069 (0 points)

Activity over the last year

Effectiveness

 Problems solved
3
 Solutions submitted
17

Problems

List of solved classical problems:

COINS
FCTRL
ONP

TODO list of classical problems:

ABSP1
TEST

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