description Problem history Submissions question_mark Qna how_to_vote Vote #1255 upload 177 done 38 how_to_reg 35 원 timer 1s memory 256MB upload Attempts 177 times Solved 38 times Solvers 35 people Acceptance Rate 21.5% monitoring Average Runtime 502.6ms Average Memory 5379.4KB Average Code Length 1107.0B No. Submitter Result Time Memory Length Language Submitted