description Problem history Submissions question_mark Qna how_to_vote Vote #4822 upload 285 done 49 how_to_reg 45 열쇠고리 timer 1s memory 128MB upload Attempts 285 times Solved 49 times Solvers 45 people Acceptance Rate 17.2% monitoring Average Runtime 130.3ms Average Memory 24363.4KB Average Code Length 1263.9B No. Submitter Result Time Memory Length Language Submitted