description Problem history Submissions question_mark Qna how_to_vote Vote #2163 upload 77 done 4 how_to_reg 4 터널조사 timer 1s memory 64MB upload Attempts 77 times Solved 4 times Solvers 4 people Acceptance Rate 5.2% monitoring Average Runtime 1665.4ms Average Memory 3068.8KB Average Code Length 1172.2B No. Submitter Result Time Memory Length Language Submitted