description Problem history Submissions question_mark Qna how_to_vote Vote #964 upload 3374 done 1867 how_to_reg 1618 함수 1 - 자가진단 4 timer 1s memory 16MB upload Attempts 3374 times Solved 1867 times Solvers 1618 people Acceptance Rate 55.3% monitoring Average Runtime 53.5ms Average Memory 8289.8KB Average Code Length 170.7B No. Submitter Result Time Memory Length Language Submitted