description Problem history Submissions question_mark Qna how_to_vote Vote #9384 upload 775 done 547 how_to_reg 477 code Language restricted 문자열 - 연습문제 4 timer 1s memory 32MB upload Attempts 775 times Solved 547 times Solvers 477 people Acceptance Rate 70.6% monitoring Average Runtime 67.7ms Average Memory 8855.3KB Average Code Length 71.2B No. Submitter Result Time Memory Length Language Submitted