Question

How to make large number calculation using WinForms in C#

Answer 1

using System.Numerics;

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

        private void button1_Click(object sender, EventArgs e)
        {
            BigInteger bigResult = new BigInteger(341000000) * new BigInteger(170000);

            MessageBox.Show("Result using BigInteger: " + bigResult);
        }
    }
}


/*
run:
 
Result using BigInteger: 57970000000000

*/

 

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