description Problem history Submissions question_mark Qna how_to_vote Vote #9147 upload 779 done 231 how_to_reg 214 파일입출력 - 연습문제2 timer 1s memory 32MB upload Attempts 779 times Solved 231 times Solvers 214 people Acceptance Rate 29.7% monitoring Average Runtime 3.1ms Average Memory 565.1KB Average Code Length 379.1B No. Submitter Result Time Memory Length Language Submitted