description Problem history Submissions question_mark Qna how_to_vote Vote #631 upload 3367 done 1880 how_to_reg 1760 파일입출력 - 자가진단6 timer 1s memory - MB upload Attempts 3367 times Solved 1880 times Solvers 1760 people Acceptance Rate 55.8% monitoring Average Runtime 209.6ms Average Memory 1780.9KB Average Code Length 271.9B No. Submitter Result Time Memory Length Language Submitted