description Problem history Submissions question_mark Qna how_to_vote Vote #407 upload 1726 done 697 how_to_reg 639 함수 3 - 형성평가 1 timer 1s memory 16MB upload Attempts 1726 times Solved 697 times Solvers 639 people Acceptance Rate 40.4% monitoring Average Runtime 59.7ms Average Memory 10832.1KB Average Code Length 154.4B No. Submitter Result Time Memory Length Language Submitted