description Problem history Submissions question_mark Qna how_to_vote Vote #880 upload 5019 done 1943 how_to_reg 1672 문자열 2 - 자가진단 1 timer 1s memory 16MB upload Attempts 5019 times Solved 1943 times Solvers 1672 people Acceptance Rate 38.7% monitoring Average Runtime 45.8ms Average Memory 8835.1KB Average Code Length 75.7B No. Submitter Result Time Memory Length Language Submitted