description Problem history Submissions question_mark Qna how_to_vote Vote #9147 upload 815 done 245 how_to_reg 226 파일입출력 - 연습문제2 timer 1s memory 32MB upload Attempts 815 times Solved 245 times Solvers 226 people Acceptance Rate 30.1% monitoring Average Runtime 3.2ms Average Memory 559.9KB Average Code Length 379.4B No. Submitter Result Time Memory Length Language Submitted