description Problem history Submissions question_mark Qna how_to_vote Vote #4500 upload 48 done 2 how_to_reg 2 카트라이더 경험치 timer 1s memory 4MB upload Attempts 48 times Solved 2 times Solvers 2 people Acceptance Rate 4.2% monitoring Average Runtime 22.1ms Average Memory 1198.8KB Average Code Length 976.6B No. Submitter Result Time Memory Length Language Submitted