description Problem history Submissions question_mark Qna how_to_vote Vote #9128 upload 1687 done 827 how_to_reg 756 문자열2 - 연습문제10 timer 1s memory - MB upload Attempts 1687 times Solved 827 times Solvers 756 people Acceptance Rate 49.0% monitoring Average Runtime 19.9ms Average Memory 3686.5KB Average Code Length 729.3B No. Submitter Result Time Memory Length Language Submitted