qiu wenfeng

@summit

China

Joined Apr 2009

World Rank: #82259 (0.1 points)

Activity over the last year

Effectiveness

 Problems solved
9
 Solutions submitted
204

Problems

List of solved classical problems:

ABCDEF SUMFOUR
FCTRL TEST
FCTRL2
HASHIT
ONP
PIR
PRIME1

TODO list of classical problems:

BITMAP PALIN SQRROOT
MUL PARTSUM WORDS1