description Problem history Submissions question_mark Qna how_to_vote Vote #4542 upload 107 done 31 how_to_reg 30 날짜날 timer 1s memory 512MB upload Attempts 107 times Solved 31 times Solvers 30 people Acceptance Rate 29.0% monitoring Average Runtime 36.7ms Average Memory 4128.4KB Average Code Length 831.7B No. Submitter Result Time Memory Length Language Submitted