OverflowException Exception

   

using System;
   
class MainClass {
    public static void Main() {
        try {
            checked {
                int Integer1;
                int Integer2;
                int Sum;
   
                Integer1 = 2000000000;
                Integer2 = 2000000000;
                Sum = Integer1 + Integer2;
            }
        } catch(OverflowException) {
            Console.WriteLine("A mathematical operation caused an overflow.");
        }
    }
}