Chengchao Yu

@xpycc

China

Joined Jun 2007

World Rank: #11611 (3 points)

Activity over the last year

Effectiveness

 Problems solved
12
 Solutions submitted
165

Problems

List of solved classical problems:

ACANVAS QTREE
DISUBSTR QTREE2
JITU REPEATS
MATCHING SEQ2
OPTM SUBST1
ORDERSET
PHRASES

TODO list of classical problems:

GRE
TEST