description Problem history Submissions question_mark Qna how_to_vote Vote #509 upload 40704 done 23655 how_to_reg 19891 code Language restricted 입력 - 자가진단1 timer 1s memory - MB upload Attempts 40704 times Solved 23655 times Solvers 19891 people Acceptance Rate 58.1% monitoring Average Runtime 111.7ms Average Memory 2836.0KB Average Code Length 104.4B No. Submitter Result Time Memory Length Language Submitted