C# Enums and Structs

using System;

enum Level { Low, Medium = 5, High }

struct Point
{
    public int X;
    public int Y;

    public Point(int x, int y)
    {
        X = x;
        Y = y;
    }

    public override string ToString()
    {
        return "(" + X + ", " + Y + ")";
    }
}

class Program
{
    static void Main()
    {
        Level l = Level.High;
        Console.WriteLine(l);
        Console.WriteLine((int)l);
        Console.WriteLine((int)Level.Low);

        Point a = new Point(1, 2);
        Point b = a;
        b.X = 99;
        Console.WriteLine(a);
        Console.WriteLine(b);
    }
}

High
6
0
(1, 2)
(99, 2)