description Problem history Submissions question_mark Qna how_to_vote Vote #891 upload 5514 done 1141 how_to_reg 1015 문자열 2 - 형성평가 5 timer 1s memory 16MB upload Attempts 5514 times Solved 1141 times Solvers 1015 people Acceptance Rate 20.7% monitoring Average Runtime 47.2ms Average Memory 9297.4KB Average Code Length 122.7B No. Submitter Result Time Memory Length Language Submitted