description Problem history Submissions question_mark Qna how_to_vote Vote #5184 upload 277 done 208 how_to_reg 195 속이 빈 마름모 timer 1s memory 4MB upload Attempts 277 times Solved 208 times Solvers 195 people Acceptance Rate 75.1% monitoring Average Runtime 27.9ms Average Memory 3827.5KB Average Code Length 658.4B No. Submitter Result Time Memory Length Language Submitted