description Problem history Submissions question_mark Qna how_to_vote Vote #1151 upload 1051 done 401 how_to_reg 270 볼록다각형(convexhull) timer 2s memory 128MB upload Attempts 1051 times Solved 401 times Solvers 270 people Acceptance Rate 38.2% monitoring Average Runtime 1608.0ms Average Memory 4762.9KB Average Code Length 1975.8B No. Submitter Result Time Memory Length Language Submitted