description Problem history Submissions question_mark Qna how_to_vote Vote #9522 upload 9607 done 4951 how_to_reg 3354 code Language restricted 문자열1 - 연습문제 1 timer 1s memory - MB upload Attempts 9607 times Solved 4951 times Solvers 3354 people Acceptance Rate 51.5% monitoring Average Runtime 21.0ms Average Memory 6812.4KB Average Code Length 53.3B No. Submitter Result Time Memory Length Language Submitted