description Problem history Submissions question_mark Qna how_to_vote Vote #9017 upload 7420 done 2939 how_to_reg 2586 code Language restricted 입력 - 연습문제 9 timer 1s memory 32MB upload Attempts 7420 times Solved 2939 times Solvers 2586 people Acceptance Rate 39.6% monitoring Average Runtime 14.1ms Average Memory 2808.4KB Average Code Length 206.8B No. Submitter Result Time Memory Length Language Submitted