description Problem history Submissions question_mark Qna how_to_vote Vote #884 upload 6509 done 1474 how_to_reg 1280 문자열 2 - 자가진단 6 timer 1s memory 16MB upload Attempts 6509 times Solved 1474 times Solvers 1280 people Acceptance Rate 22.6% monitoring Average Runtime 62.6ms Average Memory 10044.4KB Average Code Length 100.0B No. Submitter Result Time Memory Length Language Submitted