nuip qiun@nuipqiunJapanFollowAboutCurrentnoneEducationUniversity of TsukubaBadgesDays of JSEducationUniversity of TsukubaMathematics, BE | 2013 - 2017RatingsSubmissionsUser has not solved any challenges yet.Contest History66123User has not participated in any contests yet.DiscussionsUser doesn't have any discussions yet.