haha ha

@lixuyuan

China, 绍兴

Joined Mar 2019

World Rank: #4123 (8.4 points)

Institution: 一中

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
48
 Solutions submitted
102

Problems