description Problem history Submissions question_mark Qna how_to_vote Vote #9211 upload 2158 done 1007 how_to_reg 907 code Language restricted 연산자 - 자가진단 4 timer 1s memory 32MB upload Attempts 2158 times Solved 1007 times Solvers 907 people Acceptance Rate 46.7% monitoring Average Runtime 42.7ms Average Memory 7794.8KB Average Code Length 184.9B No. Submitter Result Time Memory Length Language Submitted