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using System;
using System.Security.Cryptography;
using System.Text;

public class Program
{
    public static void Main(string[] args)
    {
        string input = "Hello World";
        string encrypted = GetMd5Hash(input);
        Console.WriteLine("MD5鍔犲瘑鍓嶇殑瀛楃涓? " + input);
        Console.WriteLine("MD5鍔犲瘑鍚庣殑瀛楃涓? " + encrypted);
    }

    public static string GetMd5Hash(string input)
    {
        using (MD5 md5Hash = MD5.Create())
        {
            byte[] data = md5Hash.ComputeHash(Encoding.UTF8.GetBytes(input));
            StringBuilder builder = new StringBuilder();

            for (int i = 0; i < data.Length; i++)
            {
                builder.Append(data[i].ToString("x2"));
            }

            return builder.ToString();
        }
    }
}

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