description Problem history Submissions question_mark Qna how_to_vote Vote #881 upload 3561 done 2006 how_to_reg 1735 문자열 2 - 자가진단 2 timer 1s memory 16MB upload Attempts 3561 times Solved 2006 times Solvers 1735 people Acceptance Rate 56.3% monitoring Average Runtime 53.5ms Average Memory 8621.7KB Average Code Length 51.9B No. Submitter Result Time Memory Length Language Submitted