description Problem history Submissions question_mark Qna how_to_vote Vote #4886 upload 491 done 228 how_to_reg 216 가장 많이 사용된 알파벳 timer 1s memory 128MB upload Attempts 491 times Solved 228 times Solvers 216 people Acceptance Rate 46.4% monitoring Average Runtime 17.5ms Average Memory 3035.8KB Average Code Length 603.7B No. Submitter Result Time Memory Length Language Submitted