description Problem history Submissions question_mark Qna how_to_vote Vote #9117 upload 1981 done 1015 how_to_reg 887 문자열1 - 연습문제9 timer 1s memory - MB upload Attempts 1981 times Solved 1015 times Solvers 887 people Acceptance Rate 51.2% monitoring Average Runtime 22.1ms Average Memory 3796.3KB Average Code Length 381.1B No. Submitter Result Time Memory Length Language Submitted