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Demography does not dictate any nation’s destiny, but it shapes every nation’s trajectory, so attention must be paid to Nicholas Eberstadt. He knows things that should occasion some American worries, ...
问题 如下图: 现需要将 A 列的混乱编号重新整理,以A列编号最长的位数为基准,不够长度的在前面面补 0 ,结果如B列整理后的编号。 解决方法 思路: 首先:要计算出A列编号中最长编号的位数。