description Problem history Submissions question_mark Qna how_to_vote Vote #4910 upload 313 done 169 how_to_reg 146 단순 뒤집기 timer 1s memory 128MB upload Attempts 313 times Solved 169 times Solvers 146 people Acceptance Rate 54.0% monitoring Average Runtime 24.4ms Average Memory 3328.7KB Average Code Length 482.0B No. Submitter Result Time Memory Length Language Submitted