Question

How to get the population count (number of bits set) of UInt32 value using WinForms with C#

Answer 1

using System.Numerics;

namespace WinFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            uint value = 3276885; // 0011 0010 0000 0000 0101 0101

            int result = BitOperations.PopCount(value);

            MessageBox.Show(result.ToString());
        }
    }
}




/*
run:
  
7
 
*/

 

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