description Problem history Submissions question_mark Qna how_to_vote Vote #421 upload 2832 done 1237 how_to_reg 1078 클래스 - 자가진단 1 timer 1s memory 16MB upload Attempts 2832 times Solved 1237 times Solvers 1078 people Acceptance Rate 43.7% monitoring Average Runtime 45.7ms Average Memory 6705.5KB Average Code Length 325.5B No. Submitter Result Time Memory Length Language Submitted