description Problem history Submissions question_mark Qna how_to_vote Vote #1554 upload 222 done 72 how_to_reg 60 모바일(Mobile Phones) timer 1s memory 64MB upload Attempts 222 times Solved 72 times Solvers 60 people Acceptance Rate 32.4% monitoring Average Runtime 510.9ms Average Memory 13746.1KB Average Code Length 1392.8B No. Submitter Result Time Memory Length Language Submitted