description Problem history Submissions question_mark Qna how_to_vote Vote #558 upload 21539 done 11647 how_to_reg 9999 배열1 - 자가진단4 timer 1s memory 128MB upload Attempts 21539 times Solved 11647 times Solvers 9999 people Acceptance Rate 54.1% monitoring Average Runtime 112.5ms Average Memory 3576.5KB Average Code Length 301.1B No. Submitter Result Time Memory Length Language Submitted