Starting with an undirected graph (the "original graph") with nodes from 0 to N-1, subdivisions are made to some of the edges. The graph is given as follows: edges[k] is a list of integer pairs (i, j, n) such that (i, j) is an edge of the origin
关于[无法创建链接服务器 "(null)" 的 OLE DB 访问接口 SQL Server 2008读取EXCEL数据时,可能会报这个错误:无法创建链接服务器 "(null)" 的 OLE DB 访问接口 "MSDASC" 的实例. . 此错误主要是在使用代码读取数据时发生: insert into 数据库表名 select * from OpenDataSource ('Microsoft.Ace.OLEDB.12.0','Data Sour