description Problem history Submissions question_mark Qna how_to_vote Vote #5328 upload 10 done 1 how_to_reg 1 핸드폰 번호 (Phone Numbers) timer 4s memory 256MB upload Attempts 10 times Solved 1 times Solvers 1 people Acceptance Rate 10.0% monitoring Average Runtime 67.2ms Average Memory 1619.2KB Average Code Length 3188.2B No. Submitter Result Time Memory Length Language Submitted