description Problem history Submissions question_mark Qna how_to_vote Vote #9147 upload 802 done 241 how_to_reg 223 파일입출력 - 연습문제2 timer 1s memory 32MB upload Attempts 802 times Solved 241 times Solvers 223 people Acceptance Rate 30.0% monitoring Average Runtime 3.1ms Average Memory 562.3KB Average Code Length 379.0B No. Submitter Result Time Memory Length Language Submitted