description Problem history Submissions question_mark Qna how_to_vote Vote #520 upload 28886 done 16574 how_to_reg 14585 code Language restricted 연산자 - 자가진단3 timer 1s memory - MB upload Attempts 28886 times Solved 16574 times Solvers 14585 people Acceptance Rate 57.4% monitoring Average Runtime 115.3ms Average Memory 2862.2KB Average Code Length 149.9B No. Submitter Result Time Memory Length Language Submitted