description Problem history Submissions question_mark Qna how_to_vote Vote #964 upload 3396 done 1881 how_to_reg 1629 함수 1 - 자가진단 4 timer 1s memory 16MB upload Attempts 3396 times Solved 1881 times Solvers 1629 people Acceptance Rate 55.4% monitoring Average Runtime 53.5ms Average Memory 8294.1KB Average Code Length 170.6B No. Submitter Result Time Memory Length Language Submitted