Public Class Formi

Private Sub Button$1\_$Click$($sender As Object, e As EventArgs$)$ Handles Button$1.$Click

Dim A$()$ As Integer $=\{12,11,15,17,3,17,5,14,9,13,11\}$

Dim i As Integer

Dim j As Integer

Dim x As Integer

x $=$ A$(0)$

j $=0$

List$1.$Items.Clear$()$

For i $=0$ To A$.$Length $-1$

If x $$ A$($i$)$ Then

x $=$ A$($i$)$

j $+=$ i

$\text{'}$ List$1.$Items.Add$($i & vbTab & j & vbTab & x$)$ ignore this line

End If

Next

$\text{'}$ Point $1$

$"$ List$1.$Items.Add$(")$ ignore this line

x $=$ A$($A$.$Length $-1)$

j $=$ A$.$Length $-1$

For i $=$ A$.$Length $-1$ To $0$ Step $-1$

If x $$ A$($i$)$ Then

x $=$ A$($i$)$

j $+=$ i

$\text{'}$ List$1.$Items.Add$($i & vbTab & j & vbTab & x$)$ ignore this line

End If

Next

'Point $2$

End Sub

End class

How many times the first for$-$loop is executed?

How many times the first for$-$loop is executed?