description Problem history Submissions question_mark Qna how_to_vote Vote #9621 upload 1766 done 670 how_to_reg 571 함수 2 - 연습문제 4 timer 1s memory - MB upload Attempts 1766 times Solved 670 times Solvers 571 people Acceptance Rate 37.9% monitoring Average Runtime 24.3ms Average Memory 8968.1KB Average Code Length 224.3B No. Submitter Result Time Memory Length Language Submitted