using System;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

public class Test
{
	public static void Main()
	{
		var withSpaces = FailureDescription.MemoryFailureTest.ToStringWithSpaces();
		Console.WriteLine(withSpaces);
	}
}

public static class EnumExtensions
{
	public static string ToStringWithSpaces(this Enum value)
	{
	    var withSpaces =
	        Regex
	        .Matches(value.ToString(), @"([A-Z][a-z]+)(?=[A-Z]|$)")
	        .Cast<Match>()
	        .Select(m => m.Groups[1].Value)
	        .Aggregate((str, next) => (str = str + " " + next));
	    return withSpaces;
	}
}
    
public enum FailureDescription
{
    MemoryFailureTest,
    Fragmentation,
    SegmentationFault
}