description Problem history Submissions question_mark Qna how_to_vote Vote #891 upload 5478 done 1123 how_to_reg 999 문자열 2 - 형성평가 5 timer 1s memory 16MB upload Attempts 5478 times Solved 1123 times Solvers 999 people Acceptance Rate 20.5% monitoring Average Runtime 47.2ms Average Memory 9319.2KB Average Code Length 122.9B No. Submitter Result Time Memory Length Language Submitted