description Problem history Submissions question_mark Qna how_to_vote Vote #9574 upload 2574 done 1540 how_to_reg 1239 문자열 2 - 연습문제 1-1 timer 1s memory - MB upload Attempts 2574 times Solved 1540 times Solvers 1239 people Acceptance Rate 59.8% monitoring Average Runtime 24.4ms Average Memory 9015.5KB Average Code Length 51.4B No. Submitter Result Time Memory Length Language Submitted