提问一道GRE数学题
Aprinternumberedconsecutivelythepagesofabook,beginningwith1onthefirstpage.Innumberingthepages,heprintedatotalof189digits.
比较thenumberofpagesinthebook与100大小
100是3个digits,那189digits的数肯定比100大呀?搞不懂ing
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