description Problem history Submissions question_mark Qna how_to_vote Vote #520 upload 28902 done 16580 how_to_reg 14591 code Language restricted 연산자 - 자가진단3 timer 1s memory - MB upload Attempts 28902 times Solved 16580 times Solvers 14591 people Acceptance Rate 57.4% monitoring Average Runtime 115.3ms Average Memory 2861.0KB Average Code Length 149.9B No. Submitter Result Time Memory Length Language Submitted