nothing but a random property increase test

random property increase test

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


namespace SomeRandomTest
{
    class Program
    {
        static public int PROPERTY_MAX = 200;
        static private Random _rand = new Random();
        static private int _delta_property_max = 3;
        static void TryUpgradeProperty(int[] properties)
        {
            var new_properties = new int[properties.Length];
            for (int i = 0; i < properties.Length; ++i)
            {
                new_properties[i] = Math.Min(PROPERTY_MAX, _rand.Next(0, properties[i] + _delta_property_max + 1));
            }
            if (properties.Sum() < new_properties.Sum())
            {
                Array.Copy(new_properties, properties, properties.Length);
            }
        }
        static bool CheckUpgradePropertyFinish(int[] properties)
        {
            foreach (var p in properties)
            {
                if (p < PROPERTY_MAX)
                {
                    return false;
                }
            }

            return true;
        }

        static void DoTest(int[] properties)
        {
            int total_test_count = 20;
            int total_tries = 0;

            for (int i = 0; i < total_test_count; ++i)
            {
                int[] props = new int[properties.Length];
                Array.Copy(properties, props, props.Length);
                while (!CheckUpgradePropertyFinish(props))
                {
                    TryUpgradeProperty(props);
                    ++total_tries;
                }
            }
            Console.WriteLine(
                string.Format("{0:F2} tries to make ({1}) reach ({2})",
                (double)total_tries / total_test_count, string.Join(", ", properties), string.Join(", ", Enumerable.Repeat(PROPERTY_MAX, properties.Length).ToArray())));
        }

        static void Main(string[] args)
        {
            DoTest(new int[3] { 67, 66, 67 });
            DoTest(new int[3] { 100, 0, 100 });
            DoTest(new int[3] { 200, 0, 0 });
            Console.ReadLine();
        }
    }
}