description Problem history Submissions question_mark Qna how_to_vote Vote #2855 upload 747 done 360 how_to_reg 329 최근에 만난 날 timer 1s memory 16MB upload Attempts 747 times Solved 360 times Solvers 329 people Acceptance Rate 48.2% monitoring Average Runtime 23.7ms Average Memory 3088.5KB Average Code Length 490.2B No. Submitter Result Time Memory Length Language Submitted