Private Sub Worksheet_SelectionChange(ByVal Target As Range) '可以直接sub(),不然选择就会触发vba Dim rows_count As Integer Dim rows_id As Integer Dim column_count As Integer Dim column_id As Integer column_count = Selection.Columns.Count '返回选择区域列数 …
1. '列号转字母(列名) Function Num2Name(ByVal ColumnNum As Long) As String On Error Resume Next Num2Name = "" '超出范围返回空,如调用Num2Name(100000) Num2Name = Replace(Cells(1, ColumnNum).Address(0, 0), "1", "") 'Cell.Address用来返回单元格的地址,参数(0,0)…
问题描述:矩阵每一行有序,每一行的最后一个元素小于下一行的第一个元素,查找. 算法分析:这样的矩阵其实就是一个有序序列,可以使用折半查找算法. public class SearchInSortedMatrix { public static boolean searchMatrix(int[][] matrix, int target) { int m = matrix.length; int n = matrix[0].length; int low = 0; int high = m*n…