description Problem history Submissions question_mark Qna how_to_vote Vote #4839 upload 4600 done 1694 how_to_reg 1438 문자열 2 - 자가진단 3 timer 1s memory 16MB upload Attempts 4600 times Solved 1694 times Solvers 1438 people Acceptance Rate 36.8% monitoring Average Runtime 60.7ms Average Memory 9631.6KB Average Code Length 115.1B No. Submitter Result Time Memory Length Language Submitted