description Problem history Submissions question_mark Qna how_to_vote Vote #4741 upload 1 done 1 how_to_reg 1 마법의 구슬 timer 0.001s memory 128MB upload Attempts 1 times Solved 1 times Solvers 1 people Acceptance Rate 100.0% monitoring Average Runtime 129.0ms Average Memory 5992.0KB Average Code Length 617.0B No. Submitter Result Time Memory Length Language Submitted