生成指定范围内N个随机数的方法

        /// <summary>
        /// 将一个数随机分成N份，每份最大值maxnum，最小值minnum
        /// </summary>
        /// <param name="redtatol">总数</param>
        /// <param name="num">个数</param>
        /// <param name="maxnum">最多</param>
        /// <param name="minnum">最少</param>
        /// <returns></returns>
        private List<int> RandomRed(int redtatol,int num,int maxnum,int minnum)
        {
            List<int> Redcount = new List<int>();
            Random rindex = new Random(unchecked((int)DateTime.Now.Ticks));

            int average = redtatol / num;

            for (int i = 0; i < num; i++)
            {
                Redcount.Add(rindex.Next(minnum, average));
            }
            int tatol = 0;
            for (int i = 0; i < Redcount.Count; i++)
            {
                tatol += Redcount[i];
            }
            int tempcount = redtatol - tatol;
            do
            {
                int OneIndex = rindex.Next(num);
                int OneCount = rindex.Next(maxnum - Redcount[OneIndex]);
                int temp = tempcount - OneCount;