description Problem history Submissions question_mark Qna how_to_vote Vote #5254 upload 243 done 158 how_to_reg 152 Building a bookshelf timer 1s memory 4MB upload Attempts 243 times Solved 158 times Solvers 152 people Acceptance Rate 65.0% monitoring Average Runtime 27.7ms Average Memory 4131.1KB Average Code Length 413.2B No. Submitter Result Time Memory Length Language Submitted
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