using System;
using System.Windows.Forms;

namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            int totalMarks = 59;

            if (totalMarks >= 80) {
                MessageBox.Show("Got Higher First Class ");
            }
            else if (totalMarks >= 60) {
                MessageBox.Show("Got First Class ");
            }
            else if (totalMarks >= 40){
                MessageBox.Show("Just pass only");
            }
            else {
                MessageBox.Show("Failed");
            }
        }
    }
}