description Problem history Submissions question_mark Qna how_to_vote Vote #558 upload 21540 done 11648 how_to_reg 10000 배열1 - 자가진단4 timer 1s memory 128MB upload Attempts 21540 times Solved 11648 times Solvers 10000 people Acceptance Rate 54.1% monitoring Average Runtime 112.5ms Average Memory 3576.4KB Average Code Length 301.1B No. Submitter Result Time Memory Length Language Submitted