description Problem history Submissions question_mark Qna how_to_vote Vote #9128 upload 1690 done 830 how_to_reg 759 문자열2 - 연습문제10 timer 1s memory - MB upload Attempts 1690 times Solved 830 times Solvers 759 people Acceptance Rate 49.1% monitoring Average Runtime 19.9ms Average Memory 3681.3KB Average Code Length 728.9B No. Submitter Result Time Memory Length Language Submitted