description Problem history Submissions question_mark Qna how_to_vote Vote #4789 upload 19 done 9 how_to_reg 9 (python) 예외 처리 3 timer 1s memory 32MB upload Attempts 19 times Solved 9 times Solvers 9 people Acceptance Rate 47.4% monitoring Average Runtime 0.3ms Average Memory 1363.8KB Average Code Length 1126.5B No. Submitter Result Time Memory Length Language Submitted