description Problem history Submissions question_mark Qna how_to_vote Vote #9384 upload 722 done 504 how_to_reg 440 code Language restricted 문자열 - 연습문제 4 timer 1s memory 32MB upload Attempts 722 times Solved 504 times Solvers 440 people Acceptance Rate 69.8% monitoring Average Runtime 67.0ms Average Memory 8799.0KB Average Code Length 71.5B No. Submitter Result Time Memory Length Language Submitted