description Problem history Submissions question_mark Qna how_to_vote Vote #9528 upload 7975 done 2687 how_to_reg 2154 code Language restricted 문자열1 - 연습문제 7 timer 1s memory - MB upload Attempts 7975 times Solved 2687 times Solvers 2154 people Acceptance Rate 33.7% monitoring Average Runtime 19.7ms Average Memory 6595.0KB Average Code Length 101.6B No. Submitter Result Time Memory Length Language Submitted