C#控制台纸牌游戏

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

namespace ConsoleApplication2
{
    class Game
    {
        string[] str = new string[52];
        int[] number = new int[52];
        int i = 0;
        int[] a = new int[4];
        int[] b = new int[4];
        int[] c = new int[4];
        int[] d = new int[4];
        int[] e = new int[4];
        Random ra = new Random(unchecked((int)DateTime.Now.Ticks));
        public void getnum(int[] number, int minnum, int maxnum)
        {

            int flag;

            flag = number[i] = ra.Next(0, 52);
            int f = 0;

            while (f < i)
            {
                if (number[f] == flag)
                    getnum(number, 0, 52);

                f++;
        }


        }

        public void GetRandomNum()//给number随机赋从0到51不同的值
        {
            while (i < 52)
            {
                int flag;

                flag = number[i] = ra.Next(0, 52);
                int f = 0;
                while (f < i)
                {
                    if (number[f] == flag)
                    {
                        getnum(number, 0, 52);
                        break;
                    }
                    f++;
                }
                i++;
            }
        }

        public void EnterCard()//给每个字符串数组赋上牌值
        {
          str[0] = "1 of the club";