description Problem history Submissions question_mark Qna how_to_vote Vote #891 upload 5497 done 1131 how_to_reg 1007 문자열 2 - 형성평가 5 timer 1s memory 16MB upload Attempts 5497 times Solved 1131 times Solvers 1007 people Acceptance Rate 20.6% monitoring Average Runtime 47.2ms Average Memory 9305.8KB Average Code Length 122.8B No. Submitter Result Time Memory Length Language Submitted