David Feng

@fnoifgyu

China

Joined Sep 2011

World Rank: #13121 (2.6 points)

Activity over the last year

Effectiveness

 Problems solved
11
 Solutions submitted
78

Problems

List of solved classical problems:

AIRLINE2 NSUBSTR
CIRU QTREE
DISUBSTR SUBST1
GSS1 UCODES
GSS3
LCS
LCS2

TODO list of classical problems:

PT07J