Zheng Qin

@clavichord

China

Joined May 2010

World Rank: #12302 (2.8 points)

Activity over the last year

Effectiveness

 Problems solved
22
 Solutions submitted
102

Problems

List of solved classical problems:

AMR12G GSS5 QTREE2 VCIRCLES
CIRU GSS6 QTREE4
COT GSS7 QTREE5
DISUBSTR OTOCI QTREE6
GSS1 POLYU QTREE7
GSS2 PT07J SUBST1
GSS3 QTREE TEST

TODO list of classical problems:

AMR12J
FTOUR2