description Problem history Submissions question_mark Qna how_to_vote Vote #9160 upload 2180 done 1501 how_to_reg 1287 code Language restricted 출력 - 연습문제 4 timer 1s memory 32MB upload Attempts 2180 times Solved 1501 times Solvers 1287 people Acceptance Rate 68.9% monitoring Average Runtime 29.9ms Average Memory 8601.5KB Average Code Length 43.7B No. Submitter Result Time Memory Length Language Submitted