description Problem history Submissions question_mark Qna how_to_vote Vote #1228 upload 242 done 95 how_to_reg 88 숫자에 콤마( ',' ) 삽입(천단위 구분기호) timer 1s memory - MB upload Attempts 242 times Solved 95 times Solvers 88 people Acceptance Rate 39.3% monitoring Average Runtime 1113.8ms Average Memory 6990.8KB Average Code Length 437.4B No. Submitter Result Time Memory Length Language Submitted