Imports System
Public Class Test
Public Shared Sub Main()
Dim N as Integer = 50
For i As Integer = 0 To 20
Console.Write("{0} ", CInt(Math.Floor((N - 1 + 1) * Rnd())) + 1)
Next
End Sub
End Class
' run:
'
' 2 36 40 45 22 49 19 13 28 50 11 26 31 3 25 38 30 40 1 27 21