description Problem history Submissions question_mark Qna how_to_vote Vote #515 upload 40438 done 18703 how_to_reg 16099 code Language restricted 입력 - 자가진단7 timer 1s memory 32MB upload Attempts 40438 times Solved 18703 times Solvers 16099 people Acceptance Rate 46.3% monitoring Average Runtime 142.9ms Average Memory 3440.7KB Average Code Length 191.6B No. Submitter Result Time Memory Length Language Submitted