description Problem history Submissions question_mark Qna how_to_vote Vote #881 upload 3639 done 2033 how_to_reg 1757 문자열 2 - 자가진단 2 timer 1s memory 16MB upload Attempts 3639 times Solved 2033 times Solvers 1757 people Acceptance Rate 55.9% monitoring Average Runtime 53.4ms Average Memory 8540.2KB Average Code Length 51.9B No. Submitter Result Time Memory Length Language Submitted