yu dong

@mxzf0213

China, Qingdao

Joined Sep 2016

World Rank: #41358 (0.5 points)

Activity over the last year

Effectiveness

 Problems solved
10
 Solutions submitted
49

Problems

List of solved classical problems:

COT GSS4
COT2 SUBST1
DISUBSTR VECTAR5
DQUERY
GSS1
GSS2
GSS3