description Problem history Submissions question_mark Qna how_to_vote Vote #4839 upload 4597 done 1693 how_to_reg 1437 문자열 2 - 자가진단 3 timer 1s memory 16MB upload Attempts 4597 times Solved 1693 times Solvers 1437 people Acceptance Rate 36.8% monitoring Average Runtime 60.7ms Average Memory 9635.8KB Average Code Length 115.2B No. Submitter Result Time Memory Length Language Submitted