Program.cs

namespace JoeKingry
{
    using System;
    using System.Collections.Generic;
    using System.Diagnostics;
    using System.IO;
    
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write(PasswordComplexityPolicy());
        }

        static bool PasswordComplexityPolicy()
        {
            var tempFile = Path.GetTempFileName();

            Process p = new Process();
            p.StartInfo.FileName = Environment.ExpandEnvironmentVariables(@"%SystemRoot%\system32\secedit.exe");
            p.StartInfo.Arguments = String.Format(@"/export /cfg ""{0}"" /quiet", tempFile);
            p.StartInfo.CreateNoWindow = true;
            p.StartInfo.UseShellExecute = false;
            p.Start();
            p.WaitForExit();

            var file = IniFile.Load(tempFile);

            IniSection systemAccess = null;
            var passwordComplexityString = "";
            var passwordComplexity = 0;

            return file.Sections.TryGetValue("System Access", out systemAccess)
                && systemAccess.TryGetValue("PasswordComplexity", out passwordComplexityString)
                && Int32.TryParse(passwordComplexityString, out passwordComplexity)
                && passwordComplexity == 1;
        }

        class IniFile
        {
            public static IniFile Load(string filename)
            {
                var result = new IniFile();
                result.Sections = new Dictionary<string, IniSection>();
                var section = new IniSection(String.Empty);
                result.Sections.Add(section.Name, section);

                foreach (var line in File.ReadAllLines(filename))
                {
                    var trimedLine = line.Trim();
                    switch (line[0])
                    {
                        case ';':
                            continue;
                        case '[':
                            section = new IniSection(trimedLine.Substring(1, trimedLine.Length - 2));
                            result.Sections.Add(section.Name, section);
                            break;
                        default:
                            var parts = trimedLine.Split('=');
                            if(parts.Length > 1)
                            {
                                section.Add(parts[0].Trim(), parts[1].Trim());
                            }
                            break;
                    }                    
                }

                return result;
            }

            public IDictionary<string, IniSection> Sections { get; private set; }
        }

        class IniSection : Dictionary<string, string>
        {
            public IniSection(string name) : base(StringComparer.OrdinalIgnoreCase)
            {
                this.Name = name;
            }

            public string Name { get; private set; }
        }
    }
}