description Problem history Submissions question_mark Qna how_to_vote Vote #9525 upload 9299 done 3962 how_to_reg 2804 code Language restricted 문자열1 - 연습문제 4 timer 1s memory - MB upload Attempts 9299 times Solved 3962 times Solvers 2804 people Acceptance Rate 42.6% monitoring Average Runtime 21.0ms Average Memory 6859.4KB Average Code Length 116.7B No. Submitter Result Time Memory Length Language Submitted