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CSharp · Console

/Program.cs

using System;
using System.Collections.Generic;
using System.Linq;

public class Program
{
	public static void Main()
	{
		yourFunction1();
	}

	public static void yourFunction1()
	{
		var imena = new List<string>{"Marko", "Ivan", "Miljenko", "Josip", "Luka"};
		var imena2 = yourFunction2(imena);
		Console.WriteLine(string.Join("\n", imena2));
	}

	public static IEnumerable<string> yourFunction2(List<string> imena)
	{
		return imena.Append("Francis").Append("Matea");
	}
}