using System.Collections.Generic;
using System.ComponentModel;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApp6
public partial class Form1 : Form
public string product_Name;
string car1 = string.Format("Mark:" + product_Name + "\n" + "Mashinii Ner:" + car_Name + "\n" + "Mashinii dugaar:" + serial_num + "\n" + "Motor:" + motor + "\n" + "Une:" + price);
private void Form1_Load(object sender, EventArgs e)
private void button1_Click(object sender, EventArgs e)
cr.product_Name ="Mercedes Benz ";
listBox1.Items.Add("Mark: "+cr.product_Name );
listBox1.Items.Add("Mashinii Ner: "+cr.car_Name);
listBox1.Items.Add("Mashinii Dugaar: " + cr.serial_num);
listBox1.Items.Add("Motor: " + cr.motor);
listBox1.Items.Add("Une: " + cr.price);
private void button2_Click(object sender, EventArgs e)
ca.product_Name = "Jaguar";
listBox2.Items.Add("Mark: " + ca.product_Name);
listBox2.Items.Add("Mashinii Ner: " + ca.car_Name);
listBox2.Items.Add("Mashinii Dugaar: " + ca.serial_num);
listBox2.Items.Add("Motor: " + ca.motor);
listBox2.Items.Add("Une: " + ca.price);
private void button3_Click(object sender, EventArgs e)
ct.product_Name = "Lamborghini";
ct.car_Name = "Lamborghini";
listBox3.Items.Add("Mark: " + ct.product_Name);
listBox3.Items.Add("Mashinii Ner: " + ct.car_Name);
listBox3.Items.Add("Mashinii Dugaar: " + ct.serial_num);
listBox3.Items.Add("Motor: " + ct.motor);
listBox3.Items.Add("Une: " + ct.price);