description Problem history Submissions question_mark Qna how_to_vote Vote #4839 upload 4609 done 1699 how_to_reg 1442 문자열 2 - 자가진단 3 timer 1s memory 16MB upload Attempts 4609 times Solved 1699 times Solvers 1442 people Acceptance Rate 36.9% monitoring Average Runtime 60.7ms Average Memory 9631.0KB Average Code Length 115.1B No. Submitter Result Time Memory Length Language Submitted