题目
张小凡刚入青云门时，拜入大竹峰田不易门下，师父要求他上山砍灵竹锻炼体力。第一天他砍了1根，之后的九天他分别砍了2，4，5，5，8，7，9，12，2根，求这十天张小凡砍灵竹数量的平均值。
代码
Public Class Form1Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.ClickDim numbers As Integer() = New Integer() {1, 2, 4, 5, 5, 8, 7, 9, 12, 2}Dim sum As Integer, avg As Singlesum = 0For i = 0 To numbers.Count - 1sum += numbers(i)Next iavg = sum / numbers.CountLabel1.Text = avgEnd Sub
End Class运行效果
