description Problem history Submissions question_mark Qna how_to_vote Vote #3137 upload 1902 done 852 how_to_reg 543 전화번호 검색 timer 1s memory 128MB upload Attempts 1902 times Solved 852 times Solvers 543 people Acceptance Rate 44.8% monitoring Average Runtime 212.9ms Average Memory 15588.4KB Average Code Length 1429.9B No. Submitter Result Time Memory Length Language Submitted