using System;

using FuzzyString;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(ComparisonMetrics.SorensenDiceDistance("abc", "abc")); // 0

        Console.WriteLine(ComparisonMetrics.SorensenDiceDistance("abc", "ab"));  // 0.2

        Console.WriteLine(ComparisonMetrics.SorensenDiceDistance("abc", "def")); // 1

    }

}