Question

How to count the total bits of a number in VB.NET

Answer 1

Imports System

Public Class Program
	Public Shared Function totalBits(ByVal num As Integer) As Integer
		Return Math.Floor(Math.Log(num, 2.0)) + 1
    End Function

    Public Shared Sub Main()
        Dim n As Integer = 12 ' 1100 
        Console.WriteLine(totalBits(n))
		
        n = 386 ' 1 1000 0010
        Console.WriteLine(totalBits(n))
		
		n = 2658 ' 1010 0110 0010
        Console.WriteLine(totalBits(n))
    End Sub
End Class




' run:
'
' 4
' 9
' 12
'

 

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