description Problem history Submissions question_mark Qna how_to_vote Vote #515 upload 40478 done 18731 how_to_reg 16122 code Language restricted 입력 - 자가진단7 timer 1s memory 32MB upload Attempts 40478 times Solved 18731 times Solvers 16122 people Acceptance Rate 46.3% monitoring Average Runtime 142.9ms Average Memory 3443.6KB Average Code Length 191.6B No. Submitter Result Time Memory Length Language Submitted