description Problem history Submissions question_mark Qna how_to_vote Vote #509 upload 40743 done 23683 how_to_reg 19917 code Language restricted 입력 - 자가진단1 timer 1s memory - MB upload Attempts 40743 times Solved 23683 times Solvers 19917 people Acceptance Rate 58.1% monitoring Average Runtime 111.6ms Average Memory 2834.6KB Average Code Length 104.4B No. Submitter Result Time Memory Length Language Submitted