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Excel函数

楼主: c10401 (咖啡)   2021-06-28 16:52:53
请问在excel内有一串数列ABCDEDBA
要统计
AB（包含BA)出现次数
BC(包含CB)出现次数
CD（包含DC）次生数..等待，
请问函数如何设定，谢谢～
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