#nullable enable

​

using System;

public static class Program

{   

    public static void Main()

    {

        nint x = (nint)int.MaxValue * 3 + 20;

        Console.WriteLine(x);

        int y = (int)x;

        Console.WriteLine(y);

        int z = checked((int)x);

        Console.WriteLine(z);

    }

}