description Problem history Submissions question_mark Qna how_to_vote Vote #2953 upload 611 done 180 how_to_reg 162 전화기(MARKO) timer 2s memory 64MB upload Attempts 611 times Solved 180 times Solvers 162 people Acceptance Rate 29.5% monitoring Average Runtime 54.2ms Average Memory 4008.3KB Average Code Length 965.6B No. Submitter Result Time Memory Length Language Submitted