冒泡排序

 Console.Write("输入数组长度为:");
 int Length = Convert.ToInt32(Console.ReadLine());
 Console.WriteLine();
 int[] ary = new int[Length];
 for (int i = 0; i < ary.Length; i++)
 {
     Console.Write("请输入第" + (i + 1) + "个数字:");
     ary[i] = Convert.ToInt32(Console.ReadLine());
     Console.WriteLine();
 }

 for (int j = 0; j < ary.Length; j++)
 {
     for (int a = 1; a < ary.Length; a++)
     {
  if (ary[a - 1] > ary[a])
  {
      int temp = ary[a];
      ary[a] = ary[a - 1];
      ary[a - 1] = temp;
  }
     }
 }
 for (int a = 0; a < ary.Length; a++)
 {
     Console.Write(+ary[a] + " ");
 }
 Console.WriteLine("");
 Console.ReadLine();