description Problem history Submissions question_mark Qna how_to_vote Vote #4114 upload 21 done 7 how_to_reg 7 수직선 세 점 timer 2s memory 512MB upload Attempts 21 times Solved 7 times Solvers 7 people Acceptance Rate 33.3% monitoring Average Runtime 22.2ms Average Memory 3633.7KB Average Code Length 385.2B No. Submitter Result Time Memory Length Language Submitted