using System;
class Math{
private int num1;
private int num2;
public Math(int x,int y){
num1 = x;
num2 = y;
}
public int Num1{
get{return num1;
set{
num1 = value;
public int Num2{
get{return num2;
num2 = value;
public void PrintAdd(){
Console.WriteLine(Num1+" + "+Num2+" = "+(Num1+Num2));
public class Program
{
public static void Main()
Math group1 = new Math(10,20);
group1.PrintAdd();