protected void Page_Load(object sender, EventArgs e)
{List<int[]> list = new List<int[]>();List<int> teams = new List<int> { 1, 2, 3, 4, 5, 6, 7 };int[] array = teams.ToArray();            //参赛队数数量int initlen = array.Length;//比赛轮次int turns = initlen - 1;//如果为奇数，用0补空if (Convert.ToBoolean(initlen % 2)){teams.Add(0);turns = initlen;}list.Add(teams.ToArray());int max = teams[teams.Count - 1];//间隔数，计算公式为(n-4)/2+1int steps = initlen <= 4 ? 1 : (initlen - 4) / 2 + 1;List<int> parseList = teams;int temp = 0;for (int n = 0; n < turns; n++){//移除空位bool isMax = parseList[0] == max ? true : false;parseList.RemoveAt(parseList[0] == max ? 0 : parseList.Count - 1);int[] tempArray = parseList.ToArray();int templen = tempArray.Length;int tempLen = isMax ? steps + 2 : steps;for (int i = 0; i < tempLen; i++){//右位移temp = tempArray[templen - 1];for (int j = templen - 2; j >= 0; j--){tempArray[j + 1] = tempArray[j];}tempArray[0] = temp;}//补空位string tempString = isMax ?string.Format("{0},{1}", string.Join(",", tempArray), max) :string.Format("{0},{1}", max, string.Join(",", tempArray));int[] parseArray = Array.ConvertAll<string, int>(tempString.Split(','), s => int.Parse(s));parseList = new List<int>(parseArray);list.Add(parseArray);                }//分队for (int i = 0; i < list.Count; i++){Response.Write(string.Format("---------第{0}轮--------<br/>", i));int[] ar = list[i];int length = ar.Length / 2;int[] left = new int[length], right = new int[length];List<int> lll = new List<int>();for (int j = 0; j < length; j++){left[j] = ar[j];right[j] = ar[j + length];}Array.Reverse(right);for (int j = 0; j < left.Length; j++){Response.Write(string.Format("{0},{1}<br/>", left[j], right[j]));}}
}