刘凯男 @liuknan1Student at Boston UniversityFollow BadgesDays of Code Certificationsliuknan1 has not earned any certificates yet. Work Experienceliuknan1 has not updated employment details yet.Educationliuknan1 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/KainanLiu/ Skillsliuknan1 has not updated skills details yet.