Chapter 3.2, Problem 22E

In Exercises 1 through 22, determine the output displayed in the text box or list box by the lines of code.

$\begin{array}{l}\text{Dim m As Integer}=4\\ \text{Dim n As Integer}=3\\ \text{Dim s As String}=\text{"Microsoft"}\\ \text{Dim t As String}=\text{"soft"}\\ \text{IstOutput}\text{.Items}\text{.Add}\left(\text{s}\text{.Length}\right)\\ \text{IstOutput}\text{.Items}\text{.Add}\left(\text{s}\text{.ToLower}\right)\\ \text{IstOutput}\text{.Items}\text{.Add}\left(\text{s}\text{.Substring}\left(\text{m, n - 1}\right)\right)\\ \text{IstOutput}\text{.Items}\text{.Add}\left(\text{s}\text{.IndexOf}\left(\text{t}\right)\right)\end{array}$