description Problem history Submissions question_mark Qna how_to_vote Vote #891 upload 5492 done 1130 how_to_reg 1006 문자열 2 - 형성평가 5 timer 1s memory 16MB upload Attempts 5492 times Solved 1130 times Solvers 1006 people Acceptance Rate 20.6% monitoring Average Runtime 47.2ms Average Memory 9312.5KB Average Code Length 122.8B No. Submitter Result Time Memory Length Language Submitted