Question

How to use bitwise and (&) in C#

Answer 1

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int a = 9;
            int b = 16;

            int or = a & b;

            Console.WriteLine(or);

            Console.WriteLine("a  = " + Convert.ToString(9, 2).PadLeft(8, '0'));
            Console.WriteLine("b  = " + Convert.ToString(16, 2).PadLeft(8, '0'));
            Console.WriteLine("or = " + Convert.ToString(or, 2).PadLeft(8, '0'));
        }
    }
}


/*
run:
    
0
a  = 00001001
b  = 00010000
or = 00000000

*/

 

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Answer 2

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int a = 17;
            int b = 16;

            int or = a & b;

            Console.WriteLine(or);

            Console.WriteLine("a  = " + Convert.ToString(17, 2).PadLeft(8, '0'));
            Console.WriteLine("b  = " + Convert.ToString(16, 2).PadLeft(8, '0'));
            Console.WriteLine("or = " + Convert.ToString(or, 2).PadLeft(8, '0'));
        }
    }
}


/*
run:
    
16
a  = 00010001
b  = 00010000
or = 00010000

*/

 

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