description Problem history Submissions question_mark Qna how_to_vote Vote #9579 upload 1851 done 1355 how_to_reg 1125 문자열 2 - 연습문제 4 timer 1s memory - MB upload Attempts 1851 times Solved 1355 times Solvers 1125 people Acceptance Rate 73.2% monitoring Average Runtime 25.6ms Average Memory 9413.1KB Average Code Length 106.9B No. Submitter Result Time Memory Length Language Submitted