description Problem history Submissions question_mark Qna how_to_vote Vote #9129 upload 1509 done 765 how_to_reg 707 문자열2 - 연습문제11 timer 1s memory - MB upload Attempts 1509 times Solved 765 times Solvers 707 people Acceptance Rate 50.7% monitoring Average Runtime 32.0ms Average Memory 5609.1KB Average Code Length 781.4B No. Submitter Result Time Memory Length Language Submitted