BiuBiu Gao

@iuaaui

China

Joined Aug 2007

World Rank: #4865 (7.2 points)

Activity over the last year

MayJuneJulyAugustSeptemberOctoberNovemberDecemberJanuaryFebruaryMarchAprilless than 10 submissionsbetween 10 and 20 submissionsbetween 20 and 30 submissionsbetween 30 and 40 submissionsmore than 40 submissions

Effectiveness

 Problems solved
32
 Solutions submitted
280

Problems