NamedArgument.cs

using System;

class TestMain
{
	public static void Main(string[] args)
	{
		Console.WriteLine("HI");
		Console.WriteLine("1 + 2 = " + Add(left: 1, right: 2));
		Console.WriteLine("1 + 2 = " + Add(1, 2));
	}
	
	public static int Add(int left, int right)
	{
		return left + right;
	}
}

O.o